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NIIN Output Data

NIIN:
NSN:
Item Name:
SCREW , SHOULDER

Definition:

AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO 0 (0.060 IN.) (1.5 MM) OR LARGER. IT HAS A ROUND UNTHREADED NECK OR SHANK ALL OR PART OF WHICH IS OF GREATER DIAMETER THAN THE THREADED PORTION. THE HEAD IS DESIGNED TO BE DRIVEN WITH EITHER A WRENCH OR AN INSERTED DRIVER OR BOTH IN SIZES BELOW NO. 10 (0.190 IN.) (5 MM) NOMINAL DIAMETER. NO. 10 (0.190 IN.) (5 MM) AND LARGER SIZES MUST BE DESIGNED FOR ANY TYPE OF INSERTED DRIVER, BUT MAY ALSO PROVIDE FOR EXTERNAL WRENCHING OF THE HEAD. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS WHICH ARE BOTH SHOULDERED AND HAVE AN EXTERNALLY RELIEVED BODY, USE SCREW, EXTERNALLY RELIEVED BODY. FOR ITEMS WITH A NO. 10 (0.190 IN.) (5 MM) OR LARGER THREAD DIAMETER WITHOUT AN INSERTED DRIVER HEAD, USE BOLT, SHOULDER. EXCLUDES BOLT, INTERNAL WRENCHING AND SCREW, CAP, SOCKET HEAD.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
C434-3-0420 81755 A 3 2 1 SE
CA2720-3-0420 29372 A 5 9 1 SE
AS106-3-0420 84256 A 5 2 2 KZ
C434-3-0420 29372 A 5 2 5 ZZ
VP1077-3-0-420 16258 A 5 2 A KZ

CAGE Information

Code Company
16258 SPACELOK INC.
81755 LOCKHEED MARTIN CORPORATION DBA LOCK
29372 ALCOA GLOBAL FASTENERS INC. DBA ALCO
84256 AVIBANK MFG. INC.

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AASB FASTENER LENGTH 1.050 INCHES NOMINAL
AASL HEAD DIAMETER 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
CRSQ COUNTERSINK ANGLE 100.0 DEGREES NOMINAL
ABQZ INTERNAL DRIVE STYLE TORQUE
AAJD THREAD CLASS 3A
CWYB SHOULDER SHAPE ROUND FIRST SHOULDER
AHYM NOMINAL THREAD DIAMETER 0.199 INCHES
MATT MATERIAL STEEL COMP 630 OVERALL OR STEEL CORROSION RESISTING OVERALL OR STEEL UNS S34723 OVERALL
AAJF THREAD DIRECTION RIGHT-HAND
AASK HEAD STYLE FLAT COUNTERSUNK
THSD THREAD SERIES DESIGNATOR UNF
FEAT SPECIAL FEATURES RETAINING ELEMENT IN SHANK
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 5643 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OVERALL OR AMS 5672 ASSN STD 3RD MATERIAL RESPONSE OVERALL
AATX SHOULDER LENGTH 0.024 INCHES NOMINAL FIRST SHOULDER
CMLP THREAD QUANTITY PER INCH 32
AASA THREAD LENGTH 0.531 INCHES NOMINAL
AATN SHOULDER DIAMETER 0.239 INCHES MINIMUM FIRST SHOULDER AND 0.249 INCHES MAXIMUM FIRST SHOULDER

Similar Parts

VP1077-3-0-420 , VP107730420 , 5305-00-853-4266 , 5305008534266 , 008534266 , C434-3-0420 , CA2720-3-0420 , AS106-3-0420 , C434-3-0420 , VP1077-3-0-420 ,