91251A901 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

91251A901: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_diameter: 0.312 INCHES NOMINAL IN, fastener_length: 0.187 INCHES NOMINAL IN, special_features: SOCKET HEAD, CAP SCREW, surface_treatment: BLACK OXIDE OVERALL, end_item_identification: MANIFOLD ASSY. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-681-0463, 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

91251A901

NSN: 5305-01-681-0463
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_diameter	0.312 INCHES NOMINAL IN
fastener_length	0.187 INCHES NOMINAL IN
special_features	SOCKET HEAD, CAP SCREW
surface_treatment	BLACK OXIDE OVERALL
end_item_identification	MANIFOLD ASSY
thread_quantity_per_inch	32
part_name_assigned_by_controlling_agency	SCREW SHCS
NSN	5305-01-681-0463

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 0.187 INCHES NOMINAL IN

•

SURFACE TREATMENT: BLACK OXIDE OVERALL

•

THREAD QUANTITY PER INCH: 32

•

MATERIAL: STEEL OVERALL

•

HEAD DIAMETER: 0.312 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	0.187 INCHES NOMINAL IN
SPECIAL FEATURES	SOCKET HEAD, CAP SCREW
SURFACE TREATMENT	BLACK OXIDE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	SCREW SHCS
END ITEM IDENTIFICATION	MANIFOLD ASSY
THREAD QUANTITY PER INCH	32
MATERIAL	STEEL OVERALL
HEAD DIAMETER	0.312 INCHES NOMINAL IN

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 2

29-43753-01 ITEM 18Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

29-43753-03-015Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 91251A901?

91251A901 is a SCREW,CAP,SOCKET HEAD.

What parts can replace 91251A901?

There are 2 known substitutes for 91251A901: 29-43753-01 ITEM 18, 29-43753-03-015. Substitute compatibility should be verified for your specific system.

What is the NSN for 91251A901?

91251A901 is cataloged in the U.S. Government catalog under NSN 5305-01-681-0463. This indicates validated use in U.S. government and defense supply chains.

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91251A901 — SCREW,CAP,SOCKET HEAD

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