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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
BOLT , RIBBED SHOULDER

Definition:

AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER. IT HAS A SERIES OF LONGITUDINAL RIBS, SPLINES OR SERRATIONS ON ALL OR A PART OF THE SHOULDER. THE MINOR DIAMETER OF THE RIBS MUST BE GREATER THAN THE MAJOR DIAMETER OF THE THREADS. SEE ALSO BOLT, RIBBED NECK.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
8528125 18876 A 5 2 1 BD
31508 0W357 A 3 2 5 ZZ

CAGE Information

Code Company
0W357 PDI GROUND SUPPORT SYSTEMS INC.
18876 U S ARMY AVIATION AND MISSILE COMMAN

Federal Supply Class

Title

BOLTS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AASK HEAD STYLE PAN NO. 2
AASA THREAD LENGTH 0.844 INCHES MINIMUM AND 0.906 INCHES MAXIMUM
MATT MATERIAL STEEL COMP 1020 OVERALL
AHYM NOMINAL THREAD DIAMETER 0.500 INCHES
AAJF THREAD DIRECTION RIGHT-HAND
AATX SHOULDER LENGTH 0.552 INCHES MINIMUM FIRST SHOULDER AND 0.562 INCHES MAXIMUM FIRST SHOULDER
AAVQ RIB LENGTH 0.552 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
THSD THREAD SERIES DESIGNATOR UNF
AASB FASTENER LENGTH 1.719 INCHES MINIMUM AND 1.871 INCHES MAXIMUM
AAJD THREAD CLASS 2A
CQBC MINIMUM TENSILE STRENGTH 110000 POUNDS PER SQUARE INCH
CBBL FEATURES PROVIDED CASEHARDENED
AATN SHOULDER DIAMETER 0.526 INCHES MINIMUM FIRST SHOULDER AND 0.531 INCHES MAXIMUM FIRST SHOULDER
AAVP RIB MAJOR DIAMETER 0.552 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
AASU HEAD HEIGHT 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM
CQFM HARDNESS RATING 20.0 ROCKWELL C MINIMUM OVERALL AND 24.0 ROCKWELL C MAXIMUM OVERALL
AAVR DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS 0.062 INCHES NOMINAL
CMLP THREAD QUANTITY PER INCH 20
CWYB SHOULDER SHAPE RIBBED FIRST SHOULDER
SFTT SURFACE TREATMENT CADMIUM OVERALL
AASL HEAD DIAMETER 0.750 INCHES NOMINAL

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