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802CX377 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

802CX377: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OR STEEL COMP 1020 CASE, case_style: RECESSED, seal_width: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN, special_features: SEAL O.D. TO BE COATED WITH BORE SEALER, housing_bore_diameter: 1.374 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN, sealing_element_style: VERTICAL.

This part is cataloged in the U.S. Government catalog under NSN 5330-01-044-6592, 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
802CX377
NSN: 5330-01-044-6592
FSC: 5330 — Packing and Gasket Materials
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OR STEEL COMP 1020 CASE
case_styleRECESSED
seal_width0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
special_featuresSEAL O.D. TO BE COATED WITH BORE SEALER
housing_bore_diameter1.374 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN
sealing_element_styleVERTICAL
end_item_identificationFAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
accommodated_shaft_diameter0.875 INCHES NOMINAL IN
NSN5330-01-044-6592
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 802CX377 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: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: VERTICAL
•
HOUSING BORE DIAMETER: 1.374 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN
•
CASE STYLE: RECESSED
•
ACCOMMODATED SHAFT DIAMETER: 0.875 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1010 OR STEEL COMP 1020 CASE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
SEALING ELEMENT STYLEVERTICAL
HOUSING BORE DIAMETER1.374 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN
CASE STYLERECESSED
SPECIAL FEATURESSEAL O.D. TO BE COATED WITH BORE SEALER
ACCOMMODATED SHAFT DIAMETER0.875 INCHES NOMINAL IN
END ITEM IDENTIFICATIONFAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
MATERIALSTEEL COMP 1010 OR STEEL COMP 1020 CASE
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 802CX377?
802CX377 is a SEAL,PLAIN ENCASED.
What is the NSN for 802CX377?
802CX377 is cataloged in the U.S. Government catalog under NSN 5330-01-044-6592. 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.