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National Stock Number (NSN) Output Data

NSN:
NIIN:
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
2058839-2 28527 A 3 2 1 KZ
2058839-2 90348 H 5 9 5 ZZ

CAGE Information

Code Company
28527 ITT CORPORATION
90348 ITT FEDERAL LABORATORIES DIV OF INTE

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AASA THREAD LENGTH 0.562 INCHES MINIMUM
ABQZ INTERNAL DRIVE STYLE SLOT
AATN SHOULDER DIAMETER 0.156 INCHES NOMINAL FIRST SHOULDER
AASK HEAD STYLE FILLISTER
AASL HEAD DIAMETER 0.281 INCHES NOMINAL
CWYB SHOULDER SHAPE ROUND FIRST SHOULDER
AAJF THREAD DIRECTION RIGHT-HAND
AASB FASTENER LENGTH 5.312 INCHES NOMINAL
AATX SHOULDER LENGTH 0.750 INCHES NOMINAL FIRST SHOULDER
AASU HEAD HEIGHT 0.188 INCHES NOMINAL
THSD THREAD SERIES DESIGNATOR UNC
AAJD THREAD CLASS 2A
MATT MATERIAL STEEL COMP 302 OVERALL OR STEEL COMP 316 OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 303SE OVERALL
CMLP THREAD QUANTITY PER INCH 32
SFTT SURFACE TREATMENT PASSIVATE OVERALL
AHYM NOMINAL THREAD DIAMETER 0.138 INCHES

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