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 |
|---|---|
| 80205 | NATIONAL AEROSPACE STANDARDS COMMITT |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AATX | SHOULDER LENGTH | 0.302 INCHES MINIMUM FIRST SHOULDER AND 0.322 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.302 INCHES MINIMUM FIRST SHOULDER AND 0.322 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| AATN | SHOULDER DIAMETER | 0.2016 INCHES MINIMUM FIRST SHOULDER AND 0.2026 INCHES MAXIMUM FIRST SHOULDER |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| AAJD | THREAD CLASS | 3A |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| AATB | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8740 OVERALL |
| AASU | HEAD HEIGHT | 0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.313 INCHES MINIMUM AND 0.363 INCHES MAXIMUM |
| AASK | HEAD STYLE | DISHED HEXAGON |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS2903 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AASB | FASTENER LENGTH | 0.635 INCHES MINIMUM AND 0.665 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |