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NIIN Output Data

NIIN:
NSN:
Item Name:
SCREW , CLOSE TOLERANCE

Definition:

A SCREW, MACHINE OR SCREW, CAP, SOCKET HEAD WHOSE UNTHREADED PORTION IS OF SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001 IN.) (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS (1.000 IN.) (25 MM) OR LESS IN DIAMETER. ITEMS OVER (1.000 IN.) (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN THOUSANDTHS (0.0015 IN.) (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001 IN.) (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. THE HEAD IS DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER. IT IS NOT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
NASM21125B308 80205 A 3 2 E ZZ
MS21125B308 80205 A 5 9 E ZZ
MS21125B308 96906 M 5 9 4 KZ

CAGE Information

Code Company
80205 NATIONAL AEROSPACE STANDARDS COMMITT
96906 MILITARY STANDARDS PROMULGATED BY MI

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AHYM NOMINAL THREAD DIAMETER 0.190 INCHES
AAWB SHANK UNTHREADED HOLE DIAMETER 0.070 INCHES MINIMUM FIRST HOLE AND 0.080 INCHES MAXIMUM FIRST HOLE
CSYM SURFACE FINISH 32.0 MICROINCHES GRIP
MATT MATERIAL STEEL COMP 631 SPRING OR STEEL COMP 302 SPRING
MATT MATERIAL STEEL COMP 632 FASTENER
AASL HEAD DIAMETER 0.360 INCHES MINIMUM AND 0.374 INCHES MAXIMUM
AASU HEAD HEIGHT 0.095 INCHES MINIMUM AND 0.110 INCHES MAXIMUM
ABQZ INTERNAL DRIVE STYLE SLOT
THSD THREAD SERIES DESIGNATOR UNJF
CSYM SURFACE FINISH 32.0 MICROINCHES BEARING SURFACE OF HEAD
CQBC MINIMUM TENSILE STRENGTH 63000 POUNDS PER SQUARE INCH
AAUR GRIP DIAMETER 0.1889 INCHES MINIMUM AND 0.1894 INCHES MAXIMUM
AASB FASTENER LENGTH 0.872 INCHES MINIMUM AND 0.892 INCHES MAXIMUM
AAJD THREAD CLASS 3A
AAJF THREAD DIRECTION RIGHT-HAND
MDCL MATERIAL DOCUMENT AND CLASSIFICATION ASTM A580 COND. A ASSN STD SINGLE MATERIAL RESPONSE SPRING
AASK HEAD STYLE FLAT CHAMFER
ANEE GRIP LENGTH 0.500 INCHES MINIMUM AND 0.516 INCHES MAXIMUM
CRZS DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 0.783 INCHES MINIMUM FIRST HOLE AND 0.803 INCHES MAXIMUM FIRST HOLE
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
AAUM LOCKING FEATURE DETENT BALL GRIP
AASA THREAD LENGTH 0.262 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
CMLP THREAD QUANTITY PER INCH 32
SFTT SURFACE TREATMENT PASSIVATE OVERALL

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MS21125B308 , MS21125B308 , 5305-01-197-3992 , 5305011973992 , 011973992 , NASM21125B308 , MS21125B308 , MS21125B308 ,