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 |
|---|---|
| 17472 | EATON CORPORATION DIV ELECTRICAL SEN |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASA | THREAD LENGTH | 0.752 INCHES NOMINAL |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AATN | SHOULDER DIAMETER | 0.166 INCHES MINIMUM FIRST SHOULDER AND 0.190 INCHES MAXIMUM FIRST SHOULDER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASB | FASTENER LENGTH | 4.112 INCHES NOMINAL |
| AAJD | THREAD CLASS | 3A |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| SFTT | SURFACE TREATMENT | TIN OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AHYM | NOMINAL THREAD DIAMETER | 0.164 INCHES |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AATX | SHOULDER LENGTH | 1.994 INCHES NOMINAL FIRST SHOULDER |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-T-10727 TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MATT | MATERIAL | STEEL COMP 1117 OVERALL |
| AASL | HEAD DIAMETER | 0.385 INCHES NOMINAL |
| CRSQ | COUNTERSINK ANGLE | 81.0 DEGREES MINIMUM AND 83.0 DEGREES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |