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91390A191 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91390A191: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEADLESS (SETSCREW), thread_length: 50.0 MILLIMETERS NOMINAL MM, end_item_identification: 2355-01-542-7908 INTERIM VEHICLE MIN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-560-4432, 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
91390A191
NSN: 5305-01-560-4432
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEADLESS (SETSCREW)
thread_length50.0 MILLIMETERS NOMINAL MM
end_item_identification2355-01-542-7908 INTERIM VEHICLE MIN
NSN5305-01-560-4432
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91390A191 · 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
•
THREAD LENGTH: 50.0 MILLIMETERS NOMINAL MM
•
HEAD STYLE: HEADLESS (SETSCREW)
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
THREAD LENGTH50.0 MILLIMETERS NOMINAL MM
HEAD STYLEHEADLESS (SETSCREW)
END ITEM IDENTIFICATION2355-01-542-7908 INTERIM VEHICLE MIN
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91390A191?
91390A191 is a SETSCREW.
What is the NSN for 91390A191?
91390A191 is cataloged in the U.S. Government catalog under NSN 5305-01-560-4432. 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.