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Technical Data Sheet
PartsTable / COMPONENT / 25493R1
25493R1 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The BOLT,MACHINE is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-242-1070, 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
25493R1
NSN: 5306-01-242-1070
FSC: 5306
CAGE: 338X5 — ND DEFENSE LLC (USA)
SPECIFICATIONS
Part Number25493R1
NSN5306-01-242-1070
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 25493R1 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
180078Upgraded Successor
successor cross-reference
successor
HFU7900-12D-M-1Upgraded Successor
successor cross-reference
successor
HFU7900-12D-M-16Upgraded Successor
successor cross-reference
successor
S-2581Upgraded Successor
successor cross-reference
successor
W01140256Interchangeable
interchangeable cross-reference
interchangeable
S2582Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 25493R1?
25493R1 is a BOLT,MACHINE.
What parts can replace 25493R1?
There are 19 known substitutes for 25493R1: 180078, HFU7900-12D-M-1, HFU7900-12D-M-16 and 16 more. Substitute compatibility should be verified for your specific system.
Is 25493R1 still available?
25493R1 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026