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4122690250 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4122690250: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include fastener_length: 1.250 INCHES NOMINAL IN, special_features: SERRATED FLANGE HEAD, thread_direction: RIGHT-HAND, end_item_identification: 2320-01-465-2174, nominal_thread_diameter: 0.375 INCHES IN, thread_quantity_per_inch: 16. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-479-2738, 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
4122690250
NSN: 5306-01-479-2738
FSC: 5306 — Bolts
CAGE: 73540 — GO/DAN INDUSTRIES (USA)
SPECIFICATIONS
fastener_length1.250 INCHES NOMINAL IN
special_featuresSERRATED FLANGE HEAD
thread_directionRIGHT-HAND
end_item_identification2320-01-465-2174
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
part_name_assigned_by_controlling_agencyBOLT
NSN5306-01-479-2738
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4122690250 · 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: 1.250 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD QUANTITY PER INCH: 16
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
FASTENER LENGTH1.250 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESSERRATED FLANGE HEAD
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT
END ITEM IDENTIFICATION2320-01-465-2174
THREAD QUANTITY PER INCH16
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
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
6HR134Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 4122690250?
4122690250 is a BOLT,MACHINE.
What parts can replace 4122690250?
There is 1 known substitute for 4122690250: 6HR134. Substitute compatibility should be verified for your specific system.
What is the NSN for 4122690250?
4122690250 is cataloged in the U.S. Government catalog under NSN 5306-01-479-2738. 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.