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SL8351V12H34 — SL8351V12H34

✓ Government record, cited
SPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK · BOLT SCREW
PRODUCT OVERVIEW

SL8351V12H34: SL8351V12H34.

The SL8351V12H34 is a SPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK industrial component. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-457-3397, 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
SL8351V12H34
NSN: 5306-01-457-3397
FSC: 5306 — Bolts
CAGE: 16258 — SPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK (USA)
SPECIFICATIONS
Part NumberSL8351V12H34
ManufacturerSPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK
NSN5306-01-457-3397
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SL8351V12H34 · SPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK ⚠ 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
•
EXTENDED WASHER THICKNESS: 0.178 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.711 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.439 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-8867 TY 2 OR TY 3 CL 2 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-46010 TY 1 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 1.220 INCHES MINIMUM AND 1.230 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.314 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5758 ASSN STD 1ST MATERIAL RESPONSE OR AMS5844 ASSN STD 2ND MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.750 INCHES IN
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.178 INCHES NOMINAL IN
HEAD HEIGHT0.711 INCHES NOMINAL IN
FASTENER LENGTH3.439 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-8867 TY 2 OR TY 3 CL 2 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-46010 TY 1 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER1.220 INCHES MINIMUM AND 1.230 INCHES MAXIMUM IN
THREAD LENGTH1.314 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5758 ASSN STD 1ST MATERIAL RESPONSE OR AMS5844 ASSN STD 2ND MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.750 INCHES IN
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
SUBSTITUTES & CROSS-REFERENCES 7
HS4243V12H34Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MC4243V12H34Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AIC6924V12H34Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MC4243V1234Reference document
Same NSN cross-reference
Reference document — Secondary reference
SII1263V12H34Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
76924V12H34Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 SL8351V12H34?
SL8351V12H34 is a SL8351V12H34 manufactured by SPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK.
What parts can replace SL8351V12H34?
There are 7 known substitutes for SL8351V12H34: HS4243V12H34, MC4243V12H34, AIC6924V12H34 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SL8351V12H34?
SL8351V12H34 is cataloged in the U.S. Government catalog under NSN 5306-01-457-3397. 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.