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 |
|---|---|
| 00328 | DESIGNATRONICS INCORPORATED DBA STER |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASA | THREAD LENGTH | 0.141 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| MATT | MATERIAL | STEEL COMP 303 OVERALL |
| AATN | SHOULDER DIAMETER | 0.121 INCHES MINIMUM FIRST SHOULDER AND 0.124 INCHES MAXIMUM FIRST SHOULDER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AHYM | NOMINAL THREAD DIAMETER | 0.112 INCHES |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AASL | HEAD DIAMETER | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 2A |
| AASU | HEAD HEIGHT | 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AATX | SHOULDER LENGTH | 0.245 INCHES MINIMUM FIRST SHOULDER AND 0.255 INCHES MAXIMUM FIRST SHOULDER |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| AASB | FASTENER LENGTH | 0.406 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 40 |