An item designed to be attached in place of the mounting bushing nut and/or attached to the chassis or panel for a volume control, a variable capacitor or the like to permit locking the shaft in a fixed position.
expandFSC Information
5355Knobs and Pointers
expandColloquial Information
H3317COMPRESSION NUT ASSEMBLY
H9519SHAFT LOCK NUT ASSEMBLY
H7313NUT ASSEMBLY,SHAFT LOCKING
H7312NUT ASSEMBLY,COMPRESSION (SHAFT)
J3995LOCK,SHAFT,NUT ASSEMBLY
expandChange List
ISAC Reply 3AAT added to MRC MATT.
ISAC Reply 3ADD added to MRC MATT.
ISAC Reply 3ADI added to MRC MATT.
ISAC Reply 3AEE added to MRC MATT.
ISAC Reply 3BHO added to MRC MATT.
ISAC Reply 3CYP added to MRC MATT.
ISAC Reply 3HOU added to MRC MATT.
ISAC Reply 2AF deleted from MRC MATT.
ISAC Reply 2AR deleted from MRC MATT.
ISAC Reply 2BX deleted from MRC MATT.
ISAC Reply 2BY deleted from MRC MATT.
ISAC Reply 2CJ deleted from MRC MATT.
ISAC Reply 2CS deleted from MRC MATT.
ISAC Reply 2DJ deleted from MRC MATT.
ISAC Reply 3AEE added to MRC THSD.
ISAC Reply 3CIN added to MRC THSD.
ISAC Reply 3CIO added to MRC THSD.
ISAC Reply 3HOU added to MRC THSD.
ISAC Reply 1A deleted from MRC THSD.
ISAC Reply 1B deleted from MRC THSD.
ISAC Reply 1C deleted from MRC THSD.
ISAC Reply 1D deleted from MRC THSD.
ISAC Reply 1E deleted from MRC THSD.
ISAC Reply 1F deleted from MRC THSD.
ISAC Reply 3AEE added to MRC CQJX.
ISAC Reply 3CIN added to MRC CQJX.
ISAC Reply 3CIO added to MRC CQJX.
ISAC Reply 3HOU added to MRC CQJX.
ISAC Reply 1A deleted from MRC CQJX.
ISAC Reply 1B deleted from MRC CQJX.
ISAC Reply 1C deleted from MRC CQJX.
ISAC Reply 1D deleted from MRC CQJX.
ISAC Reply 1E deleted from MRC CQJX.
ISAC Reply 1F deleted from MRC CQJX.
ISAC Reply 3AEE added to MRC CTTC.
ISAC Reply 3CIN added to MRC CTTC.
ISAC Reply 3HOU added to MRC CTTC.
ISAC Reply 1A deleted from MRC CTTC.
ISAC Reply 1B deleted from MRC CTTC.
ISAC Reply 1C deleted from MRC CTTC.
ISAC Reply 1D deleted from MRC CTTC.
ISAC Reply 1E deleted from MRC CTTC.
ISAC Reply 1F deleted from MRC CTTC.
ISAC Reply 3AEE added to MRC CMLP.
ISAC Reply 3CIN added to MRC CMLP.
ISAC Reply 3CIO added to MRC CMLP.
ISAC Reply 3HOU added to MRC CMLP.
ISAC Reply 1A deleted from MRC CMLP.
ISAC Reply 1B deleted from MRC CMLP.
ISAC Reply 1C deleted from MRC CMLP.
ISAC Reply 1D deleted from MRC CMLP.
ISAC Reply 1E deleted from MRC CMLP.
ISAC Reply 1F deleted from MRC CMLP.
ISAC Reply 3ADD added to MRC SFTT.
ISAC Reply 3AEE added to MRC SFTT.
ISAC Reply 3HOU added to MRC SFTT.
ISAC Reply 2AF deleted from MRC SFTT.
ISAC Reply 2AR deleted from MRC SFTT.
ISAC Reply 2BX deleted from MRC SFTT.
ISAC Reply 2BY deleted from MRC SFTT.
ISAC Reply 2CJ deleted from MRC SFTT.
ISAC Reply 2CS deleted from MRC SFTT.
ISAC Reply 2DJ deleted from MRC SFTT.
NAMEDITEM NAME
NOUN, WITH OR WITHOUT MODIFIERS, BY WHICH AN ITEM OF SUPPLY IS KNOWN.
Enter the item name code.
(NAMED67474*)
IF STYLE/REPLY CODE(s) A141 OR A144 WERE ENTERED FOR MRC STYL, YOU MUST ANSWER MRC (ABVM and ABGL)
IF STYLE/REPLY CODE(s) A142 WERE ENTERED FOR MRC STYL, YOU MUST ANSWER MRC (ABVM)
IF STYLE/REPLY CODE(s) A143 WERE ENTERED FOR MRC STYL, YOU MUST ANSWER MRC (ABKV and ABVM)
STYLLSTYLE DESIGNATOR
THE STYLE DESIGNATION INDICATING THE CONFIGURATION THAT MOST NEARLY CORRESPONDS TO THE APPEARANCE OF THE ITEM.
Review the representative drawings below, find the drawing which best represents your item.Use the Physical Drawing ID (eg: AAT1001) to identify the row(s) in the table which are applicable to your drawing.Enter the applicable reply code from the table below.
(STYLLA141)
Table 1
Physical Drawing IDReply Code (STYL)Reply
BK10122A141HEXAGON PANEL MOUNT
BK10123A142HEXAGON
BK10124A143KNURLED
BK10125A144LEVER
MATTDMATERIAL
THE CHEMICAL COMPOUND OR MECHANICAL MIXTURE PROPERTIES OF WHICH THE ITEM IS FABRICATED.
Enter the applicable ISAC from Table 1 below followed by the mode code and applicable Reply Code from Table 2
(MATT3BHODCU0079*;MATT3BHODCU0079$DRCB000*;MATT3BHODCU0079$$DRCB000*)
Table 1
ISAC Field Indicator (5000)Location
3AATBODY
3ADDINSERT
3ADINUT
3AEEOVERALL
3BHOSHAFT
3CYPKNOB
3HOULOCATION NOT OTHERWISE SPECIFIED
Table 2
Reply Code (MA01)Reply
ALA000ALUMINUM
CUB000COPPER ALLOY
CU0079COPPER ALLOY 260
CU0080COPPER ALLOY 268
CU0088COPPER ALLOY 342
CU0089COPPER ALLOY 353
CU0091COPPER ALLOY 360
NLB000NICKEL ALLOY
PCA000PLASTIC
PCP000PLASTIC POLYAMIDE (NYLON)
RC0021RUBBER SILICONE CLASS Q
RCB000RUBBER SYNTHETIC
STA000STEEL
ST0303STEEL COMP 303
ST0631STEEL COMP 631
STB000STEEL CORROSION RESISTING
ABVM*JACCOMMODATED SHAFT DIAMETER
THE LENGTH OF A STRAIGHT LINE WHICH PASSES THROUGH THE CENTER OF THE ACCOMMODATION FOR THE SHAFT,AND TERMINATES AT THE CIRCUMFERENCE.
Enter the applicable Reply Code from Tables 1 & 2 below followed by a numeric reply with a minimum of one digit, a decimal and a minimum of one digit.
(ABVMJAC2.0*;ABVMJAC2.0$$JAC2.1*)
Table 1
Reply Code (AA05)Reply
AINCHES
LMILLIMETERS
Table 2
Reply Code (AC20)Reply
ANOMINAL
BMINIMUM
CMAXIMUM
ABGL*JWIDTH
A MEASUREMENT TAKEN AT RIGHT ANGLES TO THE LENGTH OF AN ITEM,IN DISTINCTION FROM THICKNESS.
Enter the applicable Reply Code from Tables 1 & 2 below followed by a numeric reply with a minimum of one digit, a decimal and a minimum of one digit.
(ABGLJAA2.0*;ABGLJAA2.0$$JAA2.1*)
Table 1
Reply Code (AA05)Reply
AINCHES
LMILLIMETERS
Table 2
Reply Code (AC20)Reply
ANOMINAL
BMINIMUM
CMAXIMUM
ABKV*JOUTSIDE DIAMETER
THE LENGTH OF A STRAIGHT LINE WHICH PASSES THROUGH THE CENTER OF A CIRCULAR FIGURE OR BODY,AND TERMINATES AT THE OUTSIDE CIRCUMFERENCE.
Enter the applicable Reply Code from Tables 1 & 2 below followed by a numeric reply with a minimum of one digit, a decimal and a minimum of one digit.
(ABKVJAA2.0*;ABKVJAA2.0$$JAA2.1*)
Table 1
Reply Code (AA05)Reply
AINCHES
LMILLIMETERS
Table 2
Reply Code (AC20)Reply
ANOMINAL
BMINIMUM
CMAXIMUM
ABSX*DATTACHMENT METHOD
THE MEANS USED TO ATTACH THE ITEM.
Enter the applicable reply code from the table below
(ABSXDSR*;ABSXDAJ$DCP*;ABSXDAJ$$DCP*)
Table 1
Reply Code (AB47)Reply
CACENTER HOLE
SRELONGATED HOLE
CPHOLE
ACNUT
XRSCREW ON
AJTHREADED HOLES
IF YOU ANSWER MRC THSD, YOU MUST ANSWER MRC (CQJX and CTTC) or (CQJX and CMLP)
THSD*DTHREAD SERIES DESIGNATOR
A DESIGNATION DISTINGUISHING ONE GROUP OF THREAD DIAMETER-PITCH COMBINATIONS FROM ANOTHER BY THE NUMBER OF THREADS PER MEASUREMENT SCALE FOR A SPECIFIC DIAMETER.
Enter the applicable ISAC from Table 1 below followed by the mode code and applicable Reply Code from Table 2
(THSD3AEEDNF*;THSD3AEEDNF$DSS*;THSD3AEEDNF$$DSS*)
Table 1
ISAC Field Indicator (5000)Location
3AEEOVERALL
3CINSCREW HOLE
3CIOSOCKET INTERNAL
3HOULOCATION NOT OTHERWISE SPECIFIED
Table 2
Reply Code (AH06)Reply
SMISO M
SSISO S
EMM
MJMJ
SJSI
SKSI-M
UNUN
NEUNEF
NFUNF
NCUNIFIED NATIONAL COARSE (UNC)
NJUNIFIED NATIONAL JOINT (UNJ)
NSUNS
CQJX*JNOMINAL THREAD SIZE
A DESIGNATION THAT IS USED FOR THE PURPOSE OF GENERAL IDENTIFICATION OF THE THREAD.
Enter the applicable ISAC from Table 1 below followed by the mode code, applicable Reply Code from Table 2 below followed by a numeric reply with a minimum of one digit, a decimal and a minimum of one digit.
(CQJX3AEEJA2.0*;CQJX3AEEJA2.0$JA2.0*;CQJX3AEEJA2.0$$JA2.1*)
Table 1
ISAC Field Indicator (5000)Location
3AEEOVERALL
3CINSCREW HOLE
3CIOSOCKET INTERNAL
3HOULOCATION NOT OTHERWISE SPECIFIED
Table 2
Reply Code (AA05)Reply
AINCHES
LMILLIMETERS
CTTC*JTHREAD TOLERANCE CLASS
A NUMERIC-ALPHA DESIGNATOR INDICATING ESTABLISHED PITCH AND CREST DIAMETER TOLERANCE POSITION AND GRADE.
Enter the applicable ISAC from Table 1 below followed by the mode code, applicable Reply Code from Table 2 below followed by a alpha-numeric reply with a minimum of one character.
(CTTC3AEEJEXT2.0*;CTTC3AEEJEXT2.0$JEXT2.0*;CTTC3AEEJEXT2.0$$JEXT2.1*)
Table 1
ISAC Field Indicator (5000)Location
3AEEOVERALL
3CINSCREW HOLE
3HOULOCATION NOT OTHERWISE SPECIFIED
Table 2
Reply Code (AN73)Reply
EXTEXTERNAL
NTEINTERNAL
CMLP*ATHREAD QUANTITY PER INCH
THE NUMBER OF THREADS ON THE ITEM PER LINEAR INCH MEASURED ON A LINE PARALLEL TO THE THREAD AXIS.
Enter the applicable ISAC from the table below followed by the mode code, followed by a alpha-numeric reply with a minimum of one character.
(CMLP3CIOAR8)
Table 1
ISAC Field Indicator (5000)Location
3AEEOVERALL
3CINSCREW HOLE
3CIOSOCKET INTERNAL
3HOULOCATION NOT OTHERWISE SPECIFIED
AAJE*JTHREAD PITCH DIAMETERS
THE MINIMUM AND MAXIMUM PITCH DIAMETER LIMITS OF A STRAIGHT SCREW THREAD.
Enter the applicable Reply Code from Table 1 below followed by a numeric reply with a minimum of one digit, a decimal and a minimum of one digit. Precede negative values (below zero degrees) with the letter M, and positive values (zero and above) with the letter P.
(AAJEJAM32.0/P50.0*)
Table 1
Reply Code (AA05)Reply
AINCHES
LMILLIMETERS
SFTT*DSURFACE TREATMENT
THE METALLIC,NONMETALLIC,AND/OR CHEMICAL PROPERTIES WITH WHICH THE ITEM IS PLATED,DIPPED,AND/OR COATED.THE TREATMENT IS DESIGNED TO PROTECT THE SURFACE(S) AND CANNOT BE WIPED OFF.
Enter the applicable ISAC from Table 1 below followed by the mode code and applicable Reply Code from Table 2
(SFTT3ADDDNLA000*;SFTT3ADDDNLA000$DPSA000*;SFTT3ADDDNLA000$$DPSA000*)
Table 1
ISAC Field Indicator (5000)Location
3ADDINSERT
3AEEOVERALL
3HOULOCATION NOT OTHERWISE SPECIFIED
Table 2
Reply Code (SF01)Reply
CRA000CHROMIUM
NLA000NICKEL
XXB000OXIDE
PSA000PASSIVATE
Reply to this MRC in accordance with Volume 3.
AGAV*GEND ITEM IDENTIFICATION
THE NATIONAL STOCK NUMBER OR THE IDENTIFICATION INFORMATION OF THE END EQUIPMENT FOR WHICH THE ITEM IS A PART.
Enter the reply in clear text.
(AGAVG3930-00-000-0000*; AGAVGFORKLIFT TRUCK, SMITH CORPORATION, MODEL 12, TYPE A*)
HZRD*DHAZARDOUS SUBSTANCES
THE SUBSTANCES AND/OR MATERIALS CONTAINED IN THE ITEM THAT HAVE BEEN IDENTIFIED AS HAZARDOUS OR ENVIRONMENTALLY DAMAGING BY THE ENVIRONMENTAL PROTECTION AGENCY OR OTHER AUTHORIZED GOVERNMENT AGENCY.
Enter the applicable reply code from the table below
(HZRDDHAZ008*;HZRDDHAZ029$$DHAZ011*)
Table 1
Reply Code (HZ00)Reply
HAZ008CADMIUM
HAZ011CHROMIUM
HAZ029LEAD
FEAT*GSPECIAL FEATURES
THOSE UNUSUAL OR UNIQUE CHARACTERISTICS OR QUALITIES OF AN ITEM NOT COVERED IN THE OTHER REQUIREMENTS AND WHICH ARE DETERMINED TO BE ESSENTIAL FOR IDENTIFICATION ON ONE OR MORE OTHER FUNCTIONS.
Enter the reply in clear text. Separate multiple replies with a semicolon.
(FEATGADJUSTABLE NOSE CLIP*; FEATGADJUSTABLE NOSE PIECE; DISPOSABLE*)
ZZZK*JSPECIFICATION/STANDARD DATA
THE DOCUMENT DESIGNATOR OF THE SPECIFICATION OR STANDARD WHICH ESTABLISHED THE ITEM OF SUPPLY.
Enter the applicable Reply Code from the table below, followed by the Commercial and Government Entity (CAGE) Code of the entity controlling the document, a dash, and the document designator. The agency that controls the limited coordination document must be preceded and followed by a slash following the designator. The word canceled or superseded must be preceded and followed by a slash for the designator. Professional and industrial association specifications/standards are differentiated from a manufacturer's specification in that the data has been coordinated and published by the professional and industrial association. Include amendments and revisions where applicable.
(ZZZKJT81337-30642B*;ZZZKJS81349-MIL-D-180 REV1/CANCELED/*;ZZZKJP80205-NAS1103*;ZZZKJS81349-MIL-C-1140C/CE/*;ZZZKJT81337-30642B$$JP80205-NAS1103*)
Table 1
Reply Code (AN62)Reply
VFEDERAL MOTOR VEHICLE SAFETY STANDARD
FFLAMMABILITY STANDARD
SGOVERNMENT SPECIFICATION
TGOVERNMENT STANDARD
UINTERNATIONAL STD/SPEC
DMANUFACTURERS SOURCE CONTROL
RMANUFACTURERS SPECIFICATION
NMANUFACTURERS SPECIFICATION CONTROL
MMANUFACTURERS STANDARD
BNATIONAL STD/SPEC
APROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
PPROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
If the specification/standard cited in reply to MRC ZZZK is nondefinitive, reply to MRC ZZZT. This reply is the data which is not recorded in Segment C.
ZZZT*JNONDEFINITIVE SPEC/STD DATA
THE NUMBER, LETTER, OR SYMBOL INDICATING THE TYPE, STYLE, GRADE, CLASS, AND THE LIKE OF AN ITEM IN A NONIDENTIFYING SPECIFICATION OR STANDARD.
Enter the applicable Reply Code from the table below followed by the appropriate number, letter or symbol.
(ZZZTJTY1*; ZZZTJTY1$$JSTA*; ZZZTJTY1$JSTA*)
Table 1
Reply Code (AD08)Reply
ALALLOY
BEANNEALED
ANANNEX
APAPPENDIX
ACAPPLICABILITY CLASS
ARARRANGEMENT
ASASSEMBLY
ABASSORTMENT
BFBOND
BXBOX
CYCAPACITY
CACASE
CTCATEGORY
CFCIRCUMFERENCE
CLCLASS
CECODE
CRCOLOR
CCCOMBINATION CODE
CNCOMPONENT
CPCOMPOSITION
CMCOMPOUND
CDCONDITION
AVCONFIGURATION
CSCONSTRUCTION
BGCORE CONDITION
CBCUT OFF
AMDELAY CLASS
DEDESIGN
DGDESIGNATOR
DWDRAWING NUMBER
DUDUPLEX
EGEDGE
ENEND
FYFAMILY
FGFIGURE
AKFILE NUMBER
FNFINISH
FBFLAVOR
BHFLUX PERCENTAGE
FMFORM
FAFORMULA
AJGAGE STOCK NUMBER
GRGRADE
GAGRADUATION
AXGRANULES
AYGRIT
GBGROUND
GPGROUP
HAHEAVY DUTY
BAIMAGE COLOR
NSINSERT
TMITEM
KDKIND
KTKIT
LGLENGTH
LVLEVEL
LTLIMIT
MKMARK
AAMARKER
ADMASK APERTURE
MLMATERIAL
BBMAXIMUM DENSITY
TAMEDIUM TEMPER
MHMESH
MEMETHOD
BCMINIMUM DENSITY
MDMODEL
MTMOUNTING
AQNATURAL
AUNON-DELAY CLASS
NRNUMBER
BLOUTFIT NUMBER
PAPARAGRAPH
PTPART
PNPATTERN
PCPHYSICAL CONDITION
PSPIECE
PLPLAN
PRPOINT
PDPOLISHED
PBPRESSURE RATING
QAQUALITY
QBQUENCHED
RNRANGE
AERAPID
RTRATING
RFREFERENCE NUMBER
RAREGULAR DUTY
BJRMA FLUX
SJSALIENT CHARACTERISTICS
SCSCHEDULE
SBSECTION
SLSELECTION
BDSERIALIZED
SESERIES
SVSERVICE
SXSET
SASHADE
SHSHAPE
SGSHEET
SZSIZE
AGSLOW
TCSOFT TEMPER
SKSOURCE
PZSPECIES
SQSPECIFICATION SHEET
SDSPEED
AWSTANDARD
SRSTRAIGHT
STSTYLE
SSSUBCLASS
SFSUBFORM
SPSUBTYPE
BKSUPPORT
SNSURFACE CONDITION
SYSYMBOL
SMSYSTEM
TBTABLE
TNTANNAGE
TPTEMPER
TXTEXTURE
TKTHICKNESS
TTTREATMENT
TRTRIM
TYTYPE
YNUNIT
AZUNSERIALIZED
VAVARIETY
WTWEIGHT
WDWIDTH
ZZZY*GREFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
A FEATURE OF THE ITEM OF SUPPLY WHICH MUST BE SPECIFICALLY RECORDED WHEN THE REFERENCE NUMBER COVERS A RANGE OF ITEMS.
Enter the reply in clear text.
(ZZZYGCOLOR CODED LEADS*; ZZZYGAS DIFFERENTIATED BY MATERIAL*)
Reply to this requirement only if the header record for the item identification for the item being identified has been coded as critical.
CRTL*ACRITICALITY CODE JUSTIFICATION
THE MASTER REQUIREMENT CODES OF THOSE REQUIREMENTS WHICH ARE TECHNICALLY CRITICAL BY REASON OF TOLERANCE,FIT,PERFORMANCE,OR OTHER CHARACTERISTICS WHICH AFFECT IDENTIFICATION OF THE ITEM.
Enter the Master Requirement Code for the requirement, the reply to which renders the item as being critical.
(CRTLAAKJA*; CRTLAAKJA$$ACSGS*)
If document availability code B, D, F, OR H, reply to MRC PRPY.
PRPY*APROPRIETARY CHARACTERISTICS
IDENTIFICATION OF THOSE CHARACTERISTICS INCLUDED IN THE DESCRIPTION FOR WHICH A NON-GOVERNMENT ACTIVITY HAS IDENTIFIED ALL OR SELECTED CHARACTERISTICS OF THE ITEM AS BEING PROPRIETARY AND THEREFORE RESTRICTED FROM RELEASE OUTSIDE THE GOVERNMENT WITHOUT PRIOR PERMISSION OF THE ORIGINATOR OF THE DATA.
Enter the MRC codes of the individual characteristics of the description which are marked proprietary on the technical data, using and coding ($) for multiple characteristics. If all the MRCS are proprietary, enter the reply PACS. If none of the MRCS is proprietary, enter the reply NPAC.
(PRPYAPACS*;PRPYANPAC*; PRPYAMATL$$ASURF*)
ZZZV*GFSC APPLICATION DATA
THE JUSTIFICATION FOR THE ASSIGNMENT OF A FEDERAL SUPPLY CLASS /FSC/ TO AN ITEM BASED ON THE CLASSIFICATION OF THE NEXT HIGHER CLASSIFIABLE ASSEMBLY.
Enter the name of the next higher classifiable assembly in clear text.
(ZZZVGFUEL SYSTEM, GASOLINE ENGINE, NONAIRCRAFT*)
CXCY*GPART NAME ASSIGNED BY CONTROLLING AGENCY
THE NAME ASSIGNED TO THE ITEM BY THE GOVERNMENT AGENCY OR COMMERCIAL ORGANIZATION CONTROLLING THE DESIGN OF THE ITEM.
Enter the reply in clear text.
(CXCYGLINE PROCESSOR CONTROL BOARD*)
ELRN*GEXTRA LONG REFERENCE NUMBER
A REFERENCE NUMBER EXCEEDING 32 POSITIONS.
Enter the entire reference number. Do not include the 5-position Commercial and Government Entity (CAGE) Code unless there is more than one extra long reference number on the NSN.If there is more than one extra long reference number on the NSN, include the CAGE or NCAGE and separate each reference by using the "&" character.
(e.g., CAGE112036BIL060557LEN313605UZ62365 & CAGE112036BIL060557LEN313605UZ62365)
In determining quantity of characters in the reference number, count will be made after modification in accordance with Volume 2, Chapter 9, FLIS Procedures Manual, DoD 4100.39-M.
CLQL*GCOLLOQUIAL NAME
A COMMON USAGE NAME BY WHICH AN ITEM IS KNOWN.
Enter the reply in clear text.
(CLQLGWOVEN WIRE CLOTH*)