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Technical Data Sheet
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257-2122 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

257-2122: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include measuring_method_and_length: 3.000 INCHES NOMINAL SPECIFIED IN, part_name_assigned_by_controlling_agency: DOWEL,MAPLE. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-585-9112, 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
257-2122
NSN: 5306-01-585-9112
NIINs: 015859112, 016264551
FSC: 5306 — Bolts
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
measuring_method_and_length3.000 INCHES NOMINAL SPECIFIED IN
part_name_assigned_by_controlling_agencyDOWEL,MAPLE
NSN5306-01-585-9112
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 257-2122 · 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
SUBSTITUTES & CROSS-REFERENCES 1
23KP494Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 257-2122?
257-2122 is a BOLT,MACHINE.
What parts can replace 257-2122?
There is 1 known substitute for 257-2122: 23KP494. Substitute compatibility should be verified for your specific system.
What is the NSN for 257-2122?
257-2122 is cataloged in the U.S. Government catalog under NSN 5306-01-585-9112. This indicates validated use in U.S. government and defense supply chains.
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