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Technical Data Sheet
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3TM257 — 3TM257

✓ Government record, cited
OSHKOSH CORP · COMPONENT
PRODUCT OVERVIEW

3TM257: 3TM257.

The 3TM257 is a OSHKOSH CORP industrial component. This part is cataloged in the U.S. Government catalog under NSN 2940-01-455-4730, 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
3TM257
NSN: 2940-01-455-4730
FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
CAGE: 45152 — OSHKOSH CORP (USA)
SPECIFICATIONS
Part Number3TM257
ManufacturerOSHKOSH CORP
NSN2940-01-455-4730
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: OSHKOSH CORP 3TM257 TITLE COMPONENT PN 3TM257 MFR OSHKOSH CORP 3TM257
KEY FEATURES
•
FLOW DIRECTION: INSIDE OUT
•
DESIGN TYPE: NONREUSABLE
•
STYLE DESIGNATOR: CYLINDRICAL W/ INTEGRAL OUTER CASING
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
FLOW DIRECTIONINSIDE OUT
DESIGN TYPENONREUSABLE
STYLE DESIGNATORCYLINDRICAL W/ INTEGRAL OUTER CASING
THREAD DIRECTIONRIGHT-HAND
END ITEM IDENTIFICATIONLOGISTICS SUPPORT VESSEL
SUBSTITUTES & CROSS-REFERENCES 5
10076423Reference document
Same NSN cross-reference
Reference document — Informative reference only
1R-0749Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ACC 40162Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3TM258Reference document
Same NSN cross-reference
Reference document — Secondary reference
8HB248Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3TM257?
3TM257 is a 3TM257 manufactured by OSHKOSH CORP.
What parts can replace 3TM257?
There are 5 known substitutes for 3TM257: 10076423, 1R-0749, ACC 40162 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3TM257?
3TM257 is cataloged in the U.S. Government catalog under NSN 2940-01-455-4730. 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.