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16W31404 — FELT,MECHANICAL,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

16W31404: FELT,MECHANICAL,PREFORMED.

The FELT,MECHANICAL,PREFORMED is a the manufacturer industrial component. Key specifications include material: WOOL OVERALL, overall_width: 3.000 INCHES NOMINAL IN, overall_length: 4.000 INCHES NOMINAL IN, aperture_diameter: 1.750 INCHES NOMINAL IN, outside_corner_radius: 1.500 INCHES NOMINAL IN, cross-sectional_height: 0.156 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-618-4113, 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
16W31404
NSN: 5330-00-618-4113
FSC: 5330 — Packing and Gasket Materials
CAGE: 62265 — VOLVO TRUCKS NORTH AMERICA, INC. DBA (FOREIGN PARENT IS VOLVO LASTVAGNAR AB, GOTEBORG, SWEDEN.) (USA)
SPECIFICATIONS
materialWOOL OVERALL
overall_width3.000 INCHES NOMINAL IN
overall_length4.000 INCHES NOMINAL IN
aperture_diameter1.750 INCHES NOMINAL IN
outside_corner_radius1.500 INCHES NOMINAL IN
cross-sectional_height0.156 INCHES NOMINAL IN
NSN5330-00-618-4113
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 16W31404 MFR: OEM ⚠ 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 HEIGHT: 0.156 INCHES NOMINAL IN
•
APERTURE DIAMETER: 1.750 INCHES NOMINAL IN
•
OUTSIDE CORNER RADIUS: 1.500 INCHES NOMINAL IN
•
MATERIAL: WOOL OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.156 INCHES NOMINAL IN
OVERALL LENGTH4.000 INCHES NOMINAL IN
OVERALL WIDTH3.000 INCHES NOMINAL IN
APERTURE DIAMETER1.750 INCHES NOMINAL IN
OUTSIDE CORNER RADIUS1.500 INCHES NOMINAL IN
MATERIALWOOL OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
N6279Reference document
Same NSN cross-reference
Reference document — Secondary reference
376108Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 16W31404?
16W31404 is a FELT,MECHANICAL,PREFORMED.
What parts can replace 16W31404?
There are 2 known substitutes for 16W31404: N6279, 376108. Substitute compatibility should be verified for your specific system.
What is the NSN for 16W31404?
16W31404 is cataloged in the U.S. Government catalog under NSN 5330-00-618-4113. 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.