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 |
|---|---|
| 80204 | AMERICAN NATIONAL STANDARDS INSTITUT |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| AASU | HEAD HEIGHT | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | D TYPE |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| MATT | MATERIAL | STEEL COMP 1016 OVERALL OR STEEL COMP 1021 OVERALL OR STEEL COMP 1022 OVERALL OR STEEL COMP 1019 OVERALL OR STEEL COMP 1018 OVERALL OR STEEL COMP 1524 OVERALL |
| CRGF | NONMACHINE THREAD STYLE | THRU SLOT (TYPE D) |
| AASB | FASTENER LENGTH | 0.375 INCHES NOMINAL |
| AASK | HEAD STYLE | PAN |
| CTYF | NONMACHINE NOMINAL THREAD DIAMETER | 0.138 INCHES |