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National Stock Number (NSN) Output Data

NSN:
5305-01-193-6845
NIIN:
011936845
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
ST3M430V4-3AS 1VSL7 A 5 2 5 ZZ
ST3M430V4-3AS K5673 A 5 2 5 ZZ
BM33024V4-3U 97928 R 5 9 5 KZ
HT8137-4-3AS 92215 A 5 9 5 KZ
HT271A4-3 73197 A 5 2 5 KZ
HT8137-4-3AS 06950 A 5 2 5 ZZ
ST3M430V4-3AS 58998 A 5 2 5 ZZ
110179-4-3AS 97928 R 5 9 5 ZZ
ST3M430V4-3AS 60516 A 5 2 5 ZZ
110179-4-3AS 56878 A C 1 6 ZZ AC
110179-4-3AS 80539 A 5 2 5 KZ
ST3M430V4-3AS 76301 A 3 2 A KZ
110179-4-3AS 17446 A C 1 6 ZZ AC
HT271A4-3 L4528 A 5 2 5 ZZ
BM33024V4-3U 17446 A 5 2 5 ZZ
WC8137-4-3A 60516 A C 1 5 ZZ AC

CAGE Information

Code Company
06950 ALCOA GLOBAL FASTENERS INC. DBA ALCO
1VSL7 HOUSTON PRECISION FASTENER L.L.C.
K5673 SPS TECHNOLOGIES LTD TJ BROOKS DIVIS
97928 HUCK INTL INC
92215 ALCOA GLOBAL FASTENERS INC. DBA ALCO
73197 HI-SHEAR CORPORATION
58998 EMHART TEKNOLOGIES LLC DBA FASTENER
60516 WEST COAST AEROSPACE INC
56878 SPS TECHNOLOGIES LLC DBA AEROSPACE D
80539 SPS TECHNOLOGIES LLC DBA AEROSPACE F
76301 BOEING COMPANY THE DBA BOEING
17446 HUCK INTERNATIONAL INC. DBA ALCOA FA
L4528 LISI AEROSPACE CANADA CORP

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CSYM SURFACE FINISH 32.0 MICROINCHES THREADS
AASB FASTENER LENGTH 0.640 INCHES MINIMUM AND 0.687 INCHES MAXIMUM
CSYM SURFACE FINISH 32.0 MICROINCHES GRIP
ANEE GRIP LENGTH 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM
CRSQ COUNTERSINK ANGLE 100.0 DEGREES NOMINAL
AGAV END ITEM IDENTIFICATION HARRIER AV-8B AIRCRAFT.
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 4967,COMP 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL
AASA THREAD LENGTH 0.442 INCHES MINIMUM AND 0.509 INCHES MAXIMUM
THSD THREAD SERIES DESIGNATOR UNJF
AAJD THREAD CLASS 3A
AHYM NOMINAL THREAD DIAMETER 0.250 INCHES
CMLP THREAD QUANTITY PER INCH 28
AASU HEAD HEIGHT 0.0713 INCHES MINIMUM AND 0.0733 INCHES MAXIMUM
AAJF THREAD DIRECTION RIGHT-HAND
AASL HEAD DIAMETER 0.5018 INCHES MINIMUM AND 0.5066 INCHES MAXIMUM
MATT MATERIAL TITANIUM ALLOY OVERALL
ABQZ INTERNAL DRIVE STYLE HIGH-TORQUE
AASK HEAD STYLE FLAT COUNTERSUNK UNDERCUT
AAUR GRIP DIAMETER 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
FEAT SPECIAL FEATURES CETYL ALCOHOL LUBRICATION,FURNISHED WITH O RING

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