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Technical Data Sheet
PartsTable / O-RING / 622758
622758 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

PROTECTOR,THERMAL-OVERLOAD,ELECT. Key specifications include material: RUBBER SYNTHETIC, center_hole_diameter: 5.250 INCHES NOMINAL IN, cross-sectional_height: 0.117 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-238-7954, 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
622758
NSN: 5331-00-238-7954
FSC: 5331 — O-RING
CAGE: 76680 — FEDERAL-MOGUL CORP CHASSIS PRODUCTS DIV (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
center_hole_diameter5.250 INCHES NOMINAL IN
cross-sectional_height0.117 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
NSN5331-00-238-7954
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 622758 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
•
MATERIAL: RUBBER SYNTHETIC
•
CENTER HOLE DIAMETER: 5.250 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.117 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER SYNTHETIC
CENTER HOLE DIAMETER5.250 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.117 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
7441Interchangeable
interchangeable cross-reference
interchangeable
14U1484PCDB7441Interchangeable
interchangeable cross-reference
interchangeable
J3616Interchangeable
interchangeable cross-reference
interchangeable
16TX794Interchangeable
interchangeable cross-reference
interchangeable
9428562Interchangeable
interchangeable cross-reference
interchangeable
1340Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 622758?
622758 is a PROTECTOR,THERMAL-OVERLOAD,ELECT.
What parts can replace 622758?
There are 17 known substitutes for 622758: 7441, 14U1484PCDB7441, J3616 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 622758?
622758 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-238-7954. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026