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91255A263 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91255A263: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include fastener_length: 0.375 INCHES NOMINAL IN, surface_treatment: OXIDE OVERALL, end_item_identification: 6625-01-520-3885 TEST PROGRAM SET, part_name_assigned_by_controlling_agency: SOCKET HEAD CAP SCREW,BLACK-OXIDE,ALLOY STEEL,3/8 INCH IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-561-2545, 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
91255A263
NSN: 5305-01-561-2545
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
fastener_length0.375 INCHES NOMINAL IN
surface_treatmentOXIDE OVERALL
end_item_identification6625-01-520-3885 TEST PROGRAM SET
part_name_assigned_by_controlling_agencySOCKET HEAD CAP SCREW,BLACK-OXIDE,ALLOY STEEL,3/8 INCH IN
NSN5305-01-561-2545
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91255A263 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
•
COLOR: BLACK OVERALL
•
SURFACE TREATMENT: OXIDE OVERALL
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.375 INCHES NOMINAL IN
COLORBLACK OVERALL
SURFACE TREATMENTOXIDE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSOCKET HEAD CAP SCREW,BLACK-OXIDE,ALLOY STEEL,3/8 INCH IN
END ITEM IDENTIFICATION6625-01-520-3885 TEST PROGRAM SET
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

No substitute or cross-reference records for this part.

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 91255A263?
91255A263 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for 91255A263?
91255A263 is cataloged in the U.S. Government catalog under NSN 5305-01-561-2545. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.