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 |
|---|---|
| 78286 | SIKORSKY AIRCRAFT CORPORATION |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AATN | SHOULDER DIAMETER | 0.4672 INCHES MINIMUM FIRST SHOULDER AND 0.4677 INCHES MAXIMUM FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| TEST | TEST DATA DOCUMENT | 81349-MIL-I-6868 SPECIFICATION |
| AASB | FASTENER LENGTH | 2.188 INCHES MINIMUM AND 2.250 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASU | HEAD HEIGHT | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| AASK | HEAD STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.438 INCHES |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AATB | WIDTH BETWEEN FLATS | 0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
| AATX | SHOULDER LENGTH | 1.531 INCHES MINIMUM FIRST SHOULDER AND 1.593 INCHES MAXIMUM FIRST SHOULDER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| AASA | THREAD LENGTH | 0.595 INCHES MINIMUM AND 0.719 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 33.0 ROCKWELL C MAXIMUM OVERALL |