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National Stock Number (NSN) Output Data

NSN:
5305-01-268-4911
NIIN:
012684911
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
HT4053-4-4A 80539 A 3 2 5 KZ
HT4053-4-4A 97928 R 5 9 5 ZZ
HT4053-4-4A 60516 A 5 2 5 ZZ
HT4053-4-4A 06950 A 3 2 5 ZZ
HT4053-4-4A 73197 A 3 2 4 9Z
HT4053-4-4A L4528 A 3 2 4 ZZ
ST3M740-4L4 76301 A 7 2 1 KZ
HT4053-4-4A 0PTK6 A C 1 6 ZZ AC
HT4053-4-4A 92215 A 5 9 5 KZ
HT4053-4-4A K5673 A 5 2 5 ZZ
HT4053-4-4A 58998 A 5 2 5 ZZ
HT4053-4-4A 17446 A 3 2 5 ZZ

CAGE Information

Code Company
06950 ALCOA GLOBAL FASTENERS INC. DBA ALCO
80539 SPS TECHNOLOGIES LLC DBA AEROSPACE F
97928 HUCK INTL INC
60516 WEST COAST AEROSPACE INC
73197 HI-SHEAR CORPORATION
L4528 LISI AEROSPACE CANADA CORP
76301 BOEING COMPANY THE DBA BOEING
0PTK6 SPS TECHNOLOGIES INC
92215 ALCOA GLOBAL FASTENERS INC. DBA ALCO
K5673 SPS TECHNOLOGIES LTD TJ BROOKS DIVIS
58998 EMHART TEKNOLOGIES LLC DBA FASTENER
17446 HUCK INTERNATIONAL INC. DBA ALCOA FA

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
ANEE GRIP LENGTH 0.250 INCHES NOMINAL
CRSQ COUNTERSINK ANGLE 100.0 DEGREES NOMINAL
THSD THREAD SERIES DESIGNATOR UNJF
AASK HEAD STYLE FILLISTER COUNTERSUNK
AAJD THREAD CLASS 3A
AHYM NOMINAL THREAD DIAMETER 0.250 INCHES
AAUR GRIP DIAMETER 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
AAJF THREAD DIRECTION RIGHT-HAND
SFTT SURFACE TREATMENT ALUMINUM OVERALL
AASB FASTENER LENGTH 0.719 INCHES NOMINAL
MATT MATERIAL STEEL OVERALL
AASL HEAD DIAMETER 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM
CMLP THREAD QUANTITY PER INCH 3A
AASU HEAD HEIGHT 0.015 INCHES MAXIMUM
ABQZ INTERNAL DRIVE STYLE HIGH-TORQUE
AASA THREAD LENGTH 0.469 INCHES NOMINAL

Similar Parts

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