Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW , TAPPING
Definition:
A HARDENED EXTERNALLY THREADED FASTENER WHOSE THREAD EXTENDS TO THE BEARING SURFACE OF THE HEAD. THE THREAD MAY BE FLUTED OR OTHERWISE DESIGNED TO CUT OR FORM ITS OWN MATING THREAD. EXCLUDES SCREW, ASSEMBLED WASHER.
CAGE Information
| Code | Company |
|---|---|
| 11447 | L-3 COMMUNICATIONS CORPORATION DBA C |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| FEAT | SPECIAL FEATURES | TRIANGLE /TAPTITE) SHAPE THREADS |
| AASL | HEAD DIAMETER | 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD 1ST MATERIAL RESPONSE OVERALL OR AISI ASSN STD 2ND MATERIAL RESPONSE OVERALL OR SAE ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| CTYF | NONMACHINE NOMINAL THREAD DIAMETER | 0.164 INCHES |
| AASK | HEAD STYLE | ROUND |
| AASU | HEAD HEIGHT | 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 1022 OVERALL |
| CQBC | MINIMUM TENSILE STRENGTH | 132000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 65.0 ROCKWELL B MINIMUM OVERALL AND 75.0 ROCKWELL B MAXIMUM OVERALL |
| AASB | FASTENER LENGTH | 0.375 INCHES NOMINAL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |