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455144 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

455144: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, housing_bore_diameter: 4.499 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 2.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-641-2316, 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
455144
NSN: 5330-00-641-2316
FSC: 5330 — Packing and Gasket Materials
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
housing_bore_diameter4.499 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter2.875 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-641-2316
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 455144 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
•
SEAL WIDTH: 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 4.499 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 2.875 INCHES NOMINAL IN
•
MATERIAL: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER4.499 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER2.875 INCHES NOMINAL IN
MATERIALLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
MATERIALSTEEL CASE
SUBSTITUTES & CROSS-REFERENCES 5
6B1890Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H31-40Reference document
Same NSN cross-reference
Reference document — Secondary reference
455144SK9Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
00044Reference document
Same NSN cross-reference
Reference document — Secondary reference
55144Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 455144?
455144 is a SEAL,PLAIN ENCASED.
What parts can replace 455144?
There are 5 known substitutes for 455144: 6B1890, H31-40, 455144SK9 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 455144?
455144 is cataloged in the U.S. Government catalog under NSN 5330-00-641-2316. 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.