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Technical Data Sheet
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25746 — WING,MARINE

✓ Government record, cited
Clementoni · ORING SEAL
PRODUCT OVERVIEW

25746: WING,MARINE.

The WING,MARINE is a Clementoni industrial component. Key specifications include material: IRON CAST OVERALL, fsc_application_data: WINCH BRAKE PISTON SEAL, part_name_assigned_by_controlling_agency: PISTON RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-641-4107, 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
25746
NSN: 5330-00-641-4107
NIINs: 006414107, 008373077, 011834489, 013386105, 013827120, 014392283, 015209657
FSC: 5330 — Packing and Gasket Materials
CAGE: 79150 — DANA AUTOMOTIVE SYSTEMS GROUP, LLC DBA DANA SEALING PRODUCTS (USA)
SPECIFICATIONS
materialIRON CAST OVERALL
fsc_application_dataWINCH BRAKE PISTON SEAL
part_name_assigned_by_controlling_agencyPISTON RING
NSN5330-00-641-4107
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 25746 MFR: Clementoni ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 2.312 INCHES NOMINAL IN
•
APERTURE LENGTH: 4.312 INCHES NOMINAL IN
•
MATERIAL: PAPER OVERALL
•
HOLE DIAMETER: 0.312 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
OVERALL LENGTH5.562 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH3.562 INCHES NOMINAL IN
APERTURE WIDTH2.312 INCHES NOMINAL IN
APERTURE LENGTH4.312 INCHES NOMINAL IN
MATERIALPAPER OVERALL
HOLE DIAMETER0.312 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 4
9285Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H9285Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
399976Reference document
Same NSN cross-reference
Reference document — Secondary reference
7089678Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 25746?
25746 is a WING,MARINE manufactured by Clementoni.
What parts can replace 25746?
There are 4 known substitutes for 25746: 9285, H9285, 399976 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 25746?
25746 is cataloged in the U.S. Government catalog under NSN 5330-00-641-4107. 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.