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 |
|---|---|
| 07866 | WILTON CORP WILTON MACHINERY DIV |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASL | HEAD DIAMETER | 0.880 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.880 INCHES MINIMUM AND 1.900 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.270 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| AAVP | RIB MAJOR DIAMETER | 0.612 INCHES MINIMUM AND 0.617 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | FLAT CHAMFER |
| MATT | MATERIAL | STEEL COMP 1025 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| SFTT | SURFACE TREATMENT | ZINC OVERALL AND CADMIUM OVERALL AND CHROMATE OVERALL OR CHROMATE OVERALL |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| AAVU | RIB QUANTITY | 39 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE2,CLASS3 FED SPEC 1ST TREATMENT RESPONSE OVERALL AND QQ-Z-325,TYPE2,CLASS3 FED SPEC 3RD TREATMENT RESPONSE OVERALL AND QQ-P-416,TYPE2,CLASS 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL OR QQ-Z-325,TYPE2,CLASS3 FED SPEC 4TH TREATMENT RESPONSE OVERALL |
| AASA | THREAD LENGTH | 1.060 INCHES MINIMUM |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| AAVQ | RIB LENGTH | 0.500 INCHES NOMINAL |