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 |
|---|---|
| 00000 | ORDNANCE CORPS |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CQHQ | MINIMUM YIELD STRENGTH | 28000 POUNDS PER SQUARE INCH |
| AHYM | NOMINAL THREAD DIAMETER | 0.875 INCHES |
| CQFM | HARDNESS RATING | 207.0 BRINELL STANDARD MAXIMUM OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT | MATERIAL | STEEL OVERALL |
| CMLP | THREAD QUANTITY PER INCH | 9 |
| AASA | THREAD LENGTH | 2.000 INCHES MINIMUM AND 2.277 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| AASK | HEAD STYLE | HEXAGON |
| CQBC | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH |
| AASU | HEAD HEIGHT | 0.531 INCHES MINIMUM AND 0.563 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 3.500 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 1.285 INCHES MINIMUM AND 1.312 INCHES MAXIMUM |