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 |
|---|---|
| 13499 | ROCKWELL COLLINS INC. DBA GOVERNMENT |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AHYM | NOMINAL THREAD DIAMETER | 0.086 INCHES |
| MATT | MATERIAL | STEEL COMP 303 PLUS X OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 303MA OVERALL OR STEEL COMP 303PB OVERALL OR STEEL COMP 303SE OVERALL |
| AASU | HEAD HEIGHT | 0.093 INCHES MINIMUM AND 0.103 INCHES MAXIMUM |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| AASA | THREAD LENGTH | 0.270 INCHES NOMINAL |
| ABQZ | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| AASB | FASTENER LENGTH | 0.564 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AATB | WIDTH BETWEEN FLATS | 0.181 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.158 INCHES NOMINAL SECOND SHOULDER |
| CWYB | SHOULDER SHAPE | ROUND SECOND SHOULDER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AATX | SHOULDER LENGTH | 0.140 INCHES NOMINAL FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.060 INCHES NOMINAL SECOND SHOULDER |
| CWYB | SHOULDER SHAPE | ROUND THIRD SHOULDER |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| AASK | HEAD STYLE | HEXAGON |
| CMLP | THREAD QUANTITY PER INCH | 56 |
| AATX | SHOULDER LENGTH | 0.094 INCHES NOMINAL THIRD SHOULDER |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AATN | SHOULDER DIAMETER | 0.068 INCHES NOMINAL THIRD SHOULDER |
| AATN | SHOULDER DIAMETER | 0.120 INCHES NOMINAL FIRST SHOULDER |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |