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 |
|---|---|
| 98897 | LOCKHEED MARTIN CORPORATION DBA LOCK |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| AASU | HEAD HEIGHT | 0.093 INCHES MINIMUM AND 0.116 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 1022 OVERALL OR STEEL COMP 1018 OVERALL OR STEEL COMP 1019 OVERALL OR STEEL COMP 1021 OVERALL OR STEEL COMP 1016 OVERALL OR STEEL COMP 1524 OVERALL |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE III |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CTYF | NONMACHINE NOMINAL THREAD DIAMETER | 0.190 INCHES |
| AASB | FASTENER LENGTH | 0.625 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.461 INCHES MINIMUM AND 0.491 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| CRGF | NONMACHINE THREAD STYLE | GIMLET POINT (TYPE A, AB OR BA) |