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Technical Data Sheet
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GB511W12-12 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GB511W12-12: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include thread_series_designator: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5306-01-112-4344, 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
GB511W12-12
NSN: 5306-01-112-4344
FSC: 5306 — Bolts
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF)
NSN5306-01-112-4344
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GB511W12-12 · 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 SERIES DESIGNATOR: UNIFIED NATIONAL JOINT FINE (UNJF)
TECHNICAL CHARACTERISTICS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 6
VCC0090-12-12Reference document
Same NSN cross-reference
Reference document — Secondary reference
BM331512-12Reference document
Same NSN cross-reference
Reference document — Secondary reference
GB511GF12-12Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LWB22D12-12Reference document
Same NSN cross-reference
Reference document — Secondary reference
PBF1478-12-12Reference document
Same NSN cross-reference
Reference document — Secondary reference
84725-12-12Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 GB511W12-12?
GB511W12-12 is a BOLT,SHEAR.
What parts can replace GB511W12-12?
There are 6 known substitutes for GB511W12-12: VCC0090-12-12, BM331512-12, GB511GF12-12 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GB511W12-12?
GB511W12-12 is cataloged in the U.S. Government catalog under NSN 5306-01-112-4344. 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.