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SC5310-0021-387 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SC5310-0021-387: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.562 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, insert_size: 0.562-16 UN CLASS 3A A, style_designator: PLAIN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-581-6769, 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
SC5310-0021-387
NSN: 5325-00-581-6769
FSC: 5325 — Fastening Devices
CAGE: 12115 — DRS ICAS, LLC (USA)
SPECIFICATIONS
length0.562 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
insert_size0.562-16 UN CLASS 3A A
style_designatorPLAIN
surface_treatmentPASSIVATE OVERALL
NSN5325-00-581-6769
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SC5310-0021-387 · 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
•
LENGTH: 0.562 INCHES NOMINAL IN
•
INSERT SIZE: 0.562-16 UN CLASS 3A A
•
STYLE DESIGNATOR: PLAIN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
LENGTH0.562 INCHES NOMINAL IN
INSERT SIZE0.562-16 UN CLASS 3A A
STYLE DESIGNATORPLAIN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 2
28281FReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
RPH20241Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 SC5310-0021-387?
SC5310-0021-387 is a INSERT,SCREW THREAD.
What parts can replace SC5310-0021-387?
There are 2 known substitutes for SC5310-0021-387: 28281F, RPH20241. Substitute compatibility should be verified for your specific system.
What is the NSN for SC5310-0021-387?
SC5310-0021-387 is cataloged in the U.S. Government catalog under NSN 5325-00-581-6769. 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.