Part Number
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO 0 (0.060 IN.) (1.5 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 DESIGNED TO BE DRIVEN WITH EITHER A WRENCH OR AN INSERTED DRIVER OR BOTH IN SIZES BELOW NO. 10 (0.190 IN.) (5 MM) NOMINAL DIAMETER. NO. 10 (0.190 IN.) (5 MM) AND LARGER SIZES MUST BE DESIGNED FOR ANY TYPE OF INSERTED DRIVER, BUT MAY ALSO PROVIDE FOR EXTERNAL WRENCHING OF THE HEAD. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS WHICH ARE BOTH SHOULDERED AND HAVE AN EXTERNALLY RELIEVED BODY, USE SCREW, EXTERNALLY RELIEVED BODY. FOR ITEMS WITH A NO. 10 (0.190 IN.) (5 MM) OR LARGER THREAD DIAMETER WITHOUT AN INSERTED DRIVER HEAD, USE BOLT, SHOULDER. EXCLUDES BOLT, INTERNAL WRENCHING AND SCREW, CAP, SOCKET HEAD.
CAGE Information
| Code | Company |
|---|---|
| 80064 | NAVAL SHIP SYSTEMS COMMAND |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CWYB | SHOULDER SHAPE | ROUND ALL SHOULDERS |
| AASK | HEAD STYLE | PAN NO. 2 |
| AASA | THREAD LENGTH | 0.312 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 302 OVERALL |
| AAJD | THREAD CLASS | 3A |
| AATX | SHOULDER LENGTH | 0.938 INCHES MINIMUM ALL SHOULDERS AND 0.943 INCHES MAXIMUM ALL SHOULDERS |
| AASL | HEAD DIAMETER | 0.375 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 1.375 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.188 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| ASDB | WIDTH ACROSS FLATS | 0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| AATN | SHOULDER DIAMETER | 0.247 INCHES MINIMUM ALL SHOULDERS AND 0.248 INCHES MAXIMUM ALL SHOULDERS |