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 |
|---|---|
| 26233 | NYLOK CORPORATION DBA NYLOK WESTERN |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASA | THREAD LENGTH | 0.344 INCHES MINIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.086 INCHES |
| AASB | FASTENER LENGTH | 0.656 INCHES NOMINAL |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AATN | SHOULDER DIAMETER | 0.130 INCHES MINIMUM FIRST SHOULDER AND 0.135 INCHES MAXIMUM FIRST SHOULDER |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.234 INCHES NOMINAL FIRST SHOULDER |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | BUTTON |
| AASU | HEAD HEIGHT | 0.070 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| CMLP | THREAD QUANTITY PER INCH | 56 |
| AASL | HEAD DIAMETER | 0.235 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | NYLON PELLET IN THREADS |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |