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 |
---|---|
81348 | FEDERAL SPECIFICATIONS PROMULGATED B |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
CTYF | NONMACHINE NOMINAL THREAD DIAMETER | 0.164 INCHES |
ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
AASK | HEAD STYLE | FLAT COUNTERSUNK |
ZZZT | NONDEFINITIVE SPEC/STD DATA | AB TYPE |
MATT | MATERIAL | STEEL COMP 410 OVERALL |
CRSQ | COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
AASL | HEAD DIAMETER | 0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
CRGF | NONMACHINE THREAD STYLE | GIMLET POINT (TYPE A, AB OR BA) |