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 |
|---|---|
| 29510 | KOMATSU AMERICAN INTL CO |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASU | HEAD HEIGHT | 0.103 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 0.256 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 431 OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 0.875 INCHES |
| FEAT | SPECIAL FEATURES | EXTENDED HEAD TO 0.164 IN. HIGH |
| CQFM | HARDNESS RATING | 23.0 ROCKWELL C NOMINAL OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AATB | WIDTH BETWEEN FLATS | 1.311 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 14 |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJD | THREAD CLASS | 2A |
| AASK | HEAD STYLE | HEXAGON |
| AASA | THREAD LENGTH | 0.200 INCHES MINIMUM AND 0.256 INCHES MAXIMUM |