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Technical Data Sheet
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H625-0312-127 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

H625-0312-127: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, fastener_length: 8.500 INCHES NOMINAL IN, nominal_thread_diameter: 3.000 INCHES IN, part_name_assigned_by_controlling_agency: BOLT, FITTED. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-657-9836, 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
H625-0312-127
NSN: 5306-01-657-9836
FSC: 5306 — Bolts
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
fastener_length8.500 INCHES NOMINAL IN
nominal_thread_diameter3.000 INCHES IN
part_name_assigned_by_controlling_agencyBOLT, FITTED
NSN5306-01-657-9836
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: H625-0312-127 · 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
•
FASTENER LENGTH: 8.500 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 3.000 INCHES IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
FASTENER LENGTH8.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER3.000 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT, FITTED
MATERIALSTEEL OVERALL
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

No substitute or cross-reference records for this part.

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 H625-0312-127?
H625-0312-127 is a BOLT,MACHINE.
What is the NSN for H625-0312-127?
H625-0312-127 is cataloged in the U.S. Government catalog under NSN 5306-01-657-9836. 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.