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H004975 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

H004975: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, grip_diameter: 0.500 INCHES NOMINAL IN, thread_length: 1.250 INCHES NOMINAL IN, fastener_length: 3.750 INCHES NOMINAL IN, end_item_identification: MHU226 GR HAN, minimum_tensile_strength: 120000 POUNDS PER SQUARE INCH LBS. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-530-2181, 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
H004975
NSN: 5306-01-530-2181
FSC: 5306 — Bolts
CAGE: 5T389 — FAST GLOBAL SOLUTIONS INC DBA WASP INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
grip_diameter0.500 INCHES NOMINAL IN
thread_length1.250 INCHES NOMINAL IN
fastener_length3.750 INCHES NOMINAL IN
end_item_identificationMHU226 GR HAN
minimum_tensile_strength120000 POUNDS PER SQUARE INCH LBS
part_name_assigned_by_controlling_agencyBOLT,MACHINE
NSN5306-01-530-2181
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: H004975 · 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: 3.750 INCHES NOMINAL IN
•
THREAD LENGTH: 1.250 INCHES NOMINAL IN
•
GRIP DIAMETER: 0.500 INCHES NOMINAL IN
•
MINIMUM TENSILE STRENGTH: 120000 POUNDS PER SQUARE INCH LBS
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
FASTENER LENGTH3.750 INCHES NOMINAL IN
THREAD LENGTH1.250 INCHES NOMINAL IN
GRIP DIAMETER0.500 INCHES NOMINAL IN
MINIMUM TENSILE STRENGTH120000 POUNDS PER SQUARE INCH LBS
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT,MACHINE
END ITEM IDENTIFICATIONMHU226 GR HAN
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 1
H5Z 038 0375 13Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 H004975?
H004975 is a BOLT,MACHINE.
What parts can replace H004975?
There is 1 known substitute for H004975: H5Z 038 0375 13. Substitute compatibility should be verified for your specific system.
What is the NSN for H004975?
H004975 is cataloged in the U.S. Government catalog under NSN 5306-01-530-2181. 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.