Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW , CAP , HEXAGON HEAD
Definition:
AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION INTO HOLES IN ASSEMBLED PARTS, FOR MATING WITH A PREFORMED INTERNAL THREAD AND FOR TIGHTENING OR RELEASING BY TORQUING THE HEAD. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF THE SAME NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. THE THREAD LENGTH BEING THE CONTROLLED DIMENSION, THE GRIP LENGTH IS NOT SPECIFIED. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; AND SCREW, CAP, SOCKET HEAD.
CAGE Information
Code | Company |
---|---|
3A054 | MC MASTER-CARR SUPPLY COMPANY |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
AASA | THREAD LENGTH | 0.875 INCHES MINIMUM AND 1.188 INCHES MAXIMUM |
CMLP | THREAD QUANTITY PER INCH | 18 |
AATB | WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL |
CQFM | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM OVERALL AND 39.0 ROCKWELL C MAXIMUM OVERALL |
SFTT | SURFACE TREATMENT | CHROMATE ZINC OVERALL |
AASU | HEAD HEIGHT | 0.203 INCHES NOMINAL |
MATT | MATERIAL | STEEL PROPERTY CLASS 8.8 OVERALL |
CQBC | MINIMUM TENSILE STRENGTH | 150 POUNDS PER SQUARE INCH |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASK | HEAD STYLE | CROWNED HEXAGON |
AGAV | END ITEM IDENTIFICATION | 2320-01-432-4847, TRUCK TRACTOR/TRUCK, M915 SERIES, M-916A1 (LET) |
CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | HEX HEAD CAP SCREW |
AASB | FASTENER LENGTH | 1.078 INCHES MINIMUM AND 1.396 INCHES MAXIMUM |
AAJD | THREAD CLASS | 2A |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SAE J429 ASSN STD ALL TREATMENT RESPONSES OVERALL |
AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |