Part Number
Part Number:
NSN:
NIIN:
Item Name:
STUD , SELF-LOCKING
Definition:
A HEADED FASTENER THREADED EXTERNALLY ON A PORTION OR ON THE FULL LENGTH OF THE SHANK. THE HEAD HAS PROJECTIONS ON THE UNDERSIDE OR PERIPHERY, OR IS OTHERWISE DESIGNED TO BE MECHANICALLY PRESSED AND EMBEDDED IN A METALLIC PANEL, OR THE LIKE. IT IS SECURELY LOCKED IN POSITION BY THE DISPLACED METAL. FOR ITEMS THAT REQUIRE LOCKING RINGS, SEE BOLT, SELF-LOCKING AND STUD, LOCKED IN. EXCLUDES INSERT, SCREW THREAD.
CAGE Information
| Code | Company |
|---|---|
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
Federal Supply Class
Title
STUDS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASL | HEAD DIAMETER | 0.380 INCHES MINIMUM AND 0.384 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.380 INCHES MINIMUM AND 0.384 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 303 |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| AAJD | THREAD CLASS | 2A NUT THREAD |
| ABHP | OVERALL LENGTH | 0.854 INCHES MINIMUM AND 0.864 INCHES MAXIMUM |
| AAUM | LOCKING FEATURE | SELF-CLINCHING HEAD |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE |
| AWTQ | DISTANCE ACROSS FLATS | 0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| STYL | STYLE DESIGNATOR | SELF-LOCKING |
| AASV | HEAD LENGTH | 0.231 INCHES MINIMUM AND 0.241 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.620 INCHES MINIMUM NUT THREAD AND 0.630 INCHES MAXIMUM NUT THREAD |
| THSD | THREAD SERIES DESIGNATOR | UNC NUT THREAD |
| CMLP | THREAD QUANTITY PER INCH | 20 NUT THREAD |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |