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551-1082-301 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

551-1082-301: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include special_features: THREAD QUANTITY PER INCH 40; USED ON A CCA, end_item_identification: POWER SUPPLY MODULE 4385. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-312-8490, 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
551-1082-301
NSN: 5305-01-312-8490
FSC: 5305 — Screws
CAGE: 24039 — VARO LLC (USA)
SPECIFICATIONS
special_featuresTHREAD QUANTITY PER INCH 40; USED ON A CCA
end_item_identificationPOWER SUPPLY MODULE 4385
NSN5305-01-312-8490
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 551-1082-301 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESTHREAD QUANTITY PER INCH 40; USED ON A CCA
END ITEM IDENTIFICATIONPOWER SUPPLY MODULE 4385
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 551-1082-301?
551-1082-301 is a SCREW,MACHINE.
What is the NSN for 551-1082-301?
551-1082-301 is cataloged in the U.S. Government catalog under NSN 5305-01-312-8490. 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.