Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , SHOULDER
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO. 10 (0.190 IN.) (5 MM) OR LARGER. IT HAS A ROUND UNTHREADED NECK OR SHANK ALL OR PART OF WHICH IS OF GREATER DIAMETER THAN THE THREADED PORTION. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS WITH A THREAD DIAMETER SMALLER THAN NO. 10 (0.190 IN.) (5 MM) AND THOSE ITEMS WITH AN INSERTED DRIVE HEAD, USE SCREW, SHOULDER. FOR ITEMS WHICH ARE NO. 10 (0.190 IN.) (5 MM) OR LARGER IN SIZE AND ARE BOTH SHOULDERED AND HAVE AN EXTERNALLY RELIEVED BODY, USE BOLT, EXTERNALLY RELIEVED BODY. EXCLUDES THUMBSCREW.
CAGE Information
| Code | Company |
|---|---|
| 55380 | HATCH & KIRK INC. |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL |
| AATX | SHOULDER LENGTH | 0.953 INCHES NOMINAL FIRST SHOULDER |
| AAJD | THREAD CLASS | 3A |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| AATB | WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.250 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.516 INCHES MINIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AATN | SHOULDER DIAMETER | 0.326 INCHES MINIMUM FIRST SHOULDER AND 0.327 INCHES MAXIMUM FIRST SHOULDER |
| AASK | HEAD STYLE | HEXAGON |
| AASB | FASTENER LENGTH | 1.469 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| FEAT | SPECIAL FEATURES | UNDERCUT 0.031 IN. LG BY 0.016 IN. RADIUS UNDER HEAD,0.007 IN. RADIUS BETWEEN SHOULDER AND THREAD |