Catalog item

BOLT,CLOSE TOLERANCE

5306FSC
01NCB code
335-2907Item number
NIIN 01-335-2907
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DEMIL code
A

Identification

Item name code
27851
PINC
0027851
Criticality code
X
II
0
DEMIL code
A
NIIN assigned
07-MAR-91
Precious metals indicator
A
ADP equipment code
0
Hazardous material indicator
N
Last known source of supply
XZZ

Part numbers

Part number
MS21297H07031
CAGE
96906
MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
CAGE status
A
RNCC
2
RNVC
2
Document availability code
4
RNAAC
TD

Characteristics

THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTHINCHES NOMINAL 0.756
FASTENER LENGTHINCHES MINIMUM 2.701 AND INCHES MAXIMUM 2.731
HEAD STYLE
HEAD HEIGHTINCHES MINIMUM 0.383 AND INCHES MAXIMUM 0.403
EXTENDED WASHER DIAMETERINCHES NOMINAL 0.812
EXTENDED WASHER THICKNESSINCHES MINIMUM 0.053 AND INCHES MAXIMUM 0.073
HOLE DIAMETERINCHES MINIMUM 0.050 AND INCHES MAXIMUM 0.060
GRIP DIAMETERINCHES MINIMUM 0.4360 AND INCHES MAXIMUM 0.4370
HEAD MINOR DIAMETERINCHES MINIMUM 0.485 AND INCHES MAXIMUM 0.500
END ITEM IDENTIFICATIONPACER DAWN
NOMINAL THREAD DIAMETERINCHES 0.4375
GRIP LENGTHINCHES MINIMUM 1.928 AND INCHES MAXIMUM 1.948
HOLE QUANTITY4
HOLE TYPEDRILLED
THREAD QUANTITY PER INCH20
HARDNESS RATINGOVERALL ROCKWELL C MINIMUM 46.0 AND ROCKWELL C MAXIMUM 50.0
HOLE CONFIGURATION STYLE
SURFACE FINISHGRIP MICROINCHES 32.0
SURFACE FINISHBEARING SURFACE OF HEAD MICROINCHES 32.0
SPECIAL FEATURESHOLE DRILLED IN TOP CENTER OF HEAD,0.290/0.330 IN. DIA X 0.125 IN. NOMDEEP
MATERIALOVERALL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONOVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 6487
SURFACE TREATMENTOVERALL CADMIUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONOVERALL MIL SPEC SINGLE TREATMENT RESPONSE -IL-C-8837,TYE II,CLASS 2
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)

Freight

ACTY CD
TD

Related items

Standardization

Item standardization code
5
Orig stdzn dec
97
Dt stdzn dec
07-MAR-1991
NIIN status code
6

History

Identification changes

Item name code
27851
Item standardization code
5
DEMIL code
A
Criticality code
X
Precious metals indicator
A
Cancelled date
10-JUN-2026
NIIN status code
6

Past part numbers

Part number
MS21297H07031
CAGE
96906
MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
RNCC
2
RNVC
2

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