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 |
|---|---|
| 55242 | ISOMETRICS INC. |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASU | HEAD HEIGHT | 0.500 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 2.188 INCHES MINIMUM AND 2.250 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 2.000 INCHES |
| THSD | THREAD SERIES DESIGNATOR | UN |
| AASB | FASTENER LENGTH | 11.406 INCHES NOMINAL |
| AASA | THREAD LENGTH | 2.500 INCHES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| AASL | HEAD DIAMETER | 3.875 INCHES MINIMUM AND 3.938 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.266 INCHES NOMINAL FIRST HOLE |
| MATT | MATERIAL | STEEL OVERALL |
| AATX | SHOULDER LENGTH | 8.406 INCHES NOMINAL FIRST SHOULDER |
| AAJD | THREAD CLASS | 2A |
| FEAT | SPECIAL FEATURES | KEY SLOT IN THREADED AREA,0.500 IN. MIN. AND 0.502 IN. MAX. WIDTH,0.282 IN. NOM. DEPTH AT CENTER; CONE SHAPE ON TOP OF HEAD |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| AASK | HEAD STYLE | ROUND W/WRENCH FLATS |
| AATN | SHOULDER DIAMETER | 2.250 INCHES NOMINAL FIRST SHOULDER |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 10.656 INCHES NOMINAL FIRST HOLE |