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GS520B7-22 — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GS520B7-22: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5325-00-281-9116, 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
GS520B7-22
NSN: 5325-00-281-9116
FSC: 5325 — Fastening Devices
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
Part NumberGS520B7-22
NSN5325-00-281-9116
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GS520B7-22 · 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
SUBSTITUTES & CROSS-REFERENCES 5
2351-20-24-C3CReference document
Same NSN cross-reference
Reference document — Design control — primary reference
50-007A22Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A35T22Reference document
Same NSN cross-reference
Reference document — Secondary reference
57164-6Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-F-5591Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GS520B7-22?
GS520B7-22 is a STUD,TURNLOCK FASTENER.
What parts can replace GS520B7-22?
There are 5 known substitutes for GS520B7-22: 2351-20-24-C3C, 50-007A22, A35T22 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GS520B7-22?
GS520B7-22 is cataloged in the U.S. Government catalog under NSN 5325-00-281-9116. 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.