A7521.018.156 — SETSCREW

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

A7521.018.156: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_style: UNDERCUT HEXAGON, head_height: 0.375 INCHES NOMINAL IN, point_style: OVAL, thread_class: 2A A, fastener_length: 3.469 INCHES MINIMUM AND 3.531 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-156-5067, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

A7521.018.156

NSN: 5305-01-156-5067
FSC: 5305 — Screws
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)

SPECIFICATIONS

material	STEEL COMP 303 OVERALL
head_style	UNDERCUT HEXAGON
head_height	0.375 INCHES NOMINAL IN
point_style	OVAL
thread_class	2A A
fastener_length	3.469 INCHES MINIMUM AND 3.531 INCHES MAXIMUM IN
special_features	END EXTENTION 0.280 IN. LG,0.656 IN. DIA IN
thread_direction	RIGHT-HAND
width_between_flats	0.875 INCHES NOMINAL IN
internal_drive_style	W/O INTERNAL DRIVE
nominal_thread_diameter	0.750 INCHES IN
thread_quantity_per_inch	16
NSN	5305-01-156-5067

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.375 INCHES NOMINAL IN

•

FASTENER LENGTH: 3.469 INCHES MINIMUM AND 3.531 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.750 INCHES IN

•

HEAD STYLE: UNDERCUT HEXAGON

•

THREAD DIRECTION: RIGHT-HAND

•

POINT STYLE: OVAL

•

WIDTH BETWEEN FLATS: 0.875 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.375 INCHES NOMINAL IN
FASTENER LENGTH	3.469 INCHES MINIMUM AND 3.531 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.750 INCHES IN
HEAD STYLE	UNDERCUT HEXAGON
THREAD DIRECTION	RIGHT-HAND
POINT STYLE	OVAL
WIDTH BETWEEN FLATS	0.875 INCHES NOMINAL IN
SPECIAL FEATURES	END EXTENTION 0.280 IN. LG,0.656 IN. DIA IN
INTERNAL DRIVE STYLE	W/O INTERNAL DRIVE

OTHER ITEMS IN FSC 5305 — Screws

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831

SUBSTITUTES & CROSS-REFERENCES 1

07521018156Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A7521.018.156?

A7521.018.156 is a SETSCREW.

What parts can replace A7521.018.156?

There is 1 known substitute for A7521.018.156: 07521018156. Substitute compatibility should be verified for your specific system.

What is the NSN for A7521.018.156?

A7521.018.156 is cataloged in the U.S. Government catalog under NSN 5305-01-156-5067. This indicates validated use in U.S. government and defense supply chains.

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A7521.018.156 — SETSCREW

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