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National Stock Number (NSN) Output Data

NSN:
NIIN:
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
NAS1221-06-5P 58998 A 5 9 4 KZ
NAS1221-06-5P 56878 A 5 9 4 KZ
NAS1221-06-5P 80539 A 5 9 4 KZ
NAS1221-06-5P 04348 H 5 9 4 KZ
NAS1221-06-5P 92215 A 5 9 4 KZ
NAS1221-06-5P 80205 A 3 2 4 SE
NAS1221-06-5P 30902 F 5 9 4 KZ
NAS1221-06-5P 08938 F 5 9 4 KZ
NAS1221-06-5P 73197 A 5 9 4 KZ
NAS1221-06-5P 07851 A 5 9 4 KZ
NAS1221-06-5P 97928 R 5 9 4 KZ
NAS1221-06-5P 17446 A 3 2 5 ZZ

CAGE Information

Code Company
04348 LAWRENCE ENGINEERING AND SUPPLY INC
58998 EMHART TEKNOLOGIES LLC DBA FASTENER
56878 SPS TECHNOLOGIES LLC DBA AEROSPACE D
80539 SPS TECHNOLOGIES LLC DBA AEROSPACE F
92215 ALCOA GLOBAL FASTENERS INC. DBA ALCO
80205 NATIONAL AEROSPACE STANDARDS COMMITT
30902 F AND C SALES INC
08938 AIR INDUSTRIES CO INC
73197 HI-SHEAR CORPORATION
07851 NOR-CAL SUPPLY CO.INC.
97928 HUCK INTL INC
17446 HUCK INTERNATIONAL INC. DBA ALCOA FA

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CSYM SURFACE FINISH 32.0 MICROINCHES THREADS
CSYM SURFACE FINISH 32.0 MICROINCHES THREADS
CSYM SURFACE FINISH 32.0 MICROINCHES GRIP
THSD THREAD SERIES DESIGNATOR UNJC
ANEE GRIP LENGTH 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
CQBC MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
AAJD THREAD CLASS 3A
AAUR GRIP DIAMETER 0.1355 INCHES MINIMUM AND 0.1375 INCHES MAXIMUM
AASL HEAD DIAMETER 0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM
AASB FASTENER LENGTH 0.573 INCHES MINIMUM AND 0.620 INCHES MAXIMUM
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS6300 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
AAJF THREAD DIRECTION RIGHT-HAND
CQFM HARDNESS RATING 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
AASK HEAD STYLE FLAT COUNTERSUNK
AASA THREAD LENGTH 0.251 INCHES MINIMUM AND 0.318 INCHES MAXIMUM
CRSQ COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
MATT MATERIAL STEEL COMP 4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL
ABQZ INTERNAL DRIVE STYLE HIGH-TORQUE
SFTT SURFACE TREATMENT CADMIUM OVERALL AND CHROMATE OVERALL
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CMLP THREAD QUANTITY PER INCH 32
AHYM NOMINAL THREAD DIAMETER 0.138 INCHES

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