Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW ASSEMBLY , PANEL
Definition:
A HEADED, THREADED FASTENING DEVICE OVER WHICH MAY BE ASSEMBLED; (1) A STAND-OFF; (2) A FLANGED BUSHING WITH WASHER(S) AND/OR A SHOULDERED BUSHING WITHOUT A FLANGE, OR IT MAY HAVE AN INTERNALLY THREADED SLEEVE THAT IS AN INTEGRAL PART OF THE SCREW; A WASHER AND AN EXTERNALLY THREAD SELF-LOCKING BUSHING THAT IS DRIVEN BY AN INSERTED DRIVER. ATTACHED TO PANEL BY THREADED BUSHING OR BY FLARING END OF STAND-OFF, OR BUSHING. USED IN CONJUNCTION WITH A SPEED NUT, NUT PLATE, OR DRIVEN INTO A THREADED HOLE IN THE ITEM THAT THE PANEL IS FASTENED TO. MAY BE SPRING LOADED.
CAGE Information
Code | Company |
---|---|
94271 | LOCKHEED MARTIN CORPORATION DBA LOCK |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAEJ429,GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
AATB | WIDTH BETWEEN FLATS | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
ABQZ | INTERNAL DRIVE STYLE | SLOT |
SFTT | SURFACE TREATMENT | ZINC OVERALL AND CHROMATE OVERALL |
AGSM | MATERIAL ACCOMMODATED THICKNESS | 0.190 INCHES NOMINAL |
AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
TEST | TEST DATA DOCUMENT | 81349-MIL-P-23199 SPECIFICATION |
AAJF | THREAD DIRECTION | RIGHT-HAND |
MATT | MATERIAL | STEEL OVERALL |
SPCL | SPECIAL TEST FEATURES | SPECIAL QUALITY CONTROL TESTING |
ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS |
THSD | THREAD SERIES DESIGNATOR | UNC |
AAJD | THREAD CLASS | 2A |
AASK | HEAD STYLE | HEXAGON |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633,TY2,SC3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
AASA | THREAD LENGTH | 1.250 INCHES NOMINAL |
AASB | FASTENER LENGTH | 2.000 INCHES NOMINAL |
AASU | HEAD HEIGHT | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM |
ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY MATERIAL |
CMLP | THREAD QUANTITY PER INCH | 13 |