Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , RIBBED NECK
Definition:
A HEADED EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER WITH A SERIES OF LONGITUDINAL RIBS, SPLINES OR SERRATIONS ON ALL OR PART OF THE UNTHREADED PORTION. SEE ALSO BOLT, RIBBED SHOULDER.
CAGE Information
| Code | Company |
|---|---|
| 52793 | SAGINAW PRODUCTS CORPORATION DBA CIG |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CMLP | THREAD QUANTITY PER INCH | 24 |
| AASA | THREAD LENGTH | 0.859 INCHES MINIMUM AND 0.891 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND ZINC OVERALL AND CHROMATE OVERALL OR CHROMATE OVERALL |
| AASB | FASTENER LENGTH | 1.375 INCHES MINIMUM AND 1.391 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQBC | MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH |
| AASK | HEAD STYLE | FLAT CHAMFER |
| CQFM | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM OVERALL AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| AASU | HEAD HEIGHT | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJD | THREAD CLASS | 2A |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| AASL | HEAD DIAMETER | 0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| AAVQ | RIB LENGTH | 0.287 INCHES MINIMUM AND 0.329 INCHES MAXIMUM |
| AAVP | RIB MAJOR DIAMETER | 0.405 INCHES MINIMUM AND 0.410 INCHES MAXIMUM |