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Technical Data Sheet
PartsTable / COMPONENT / 622720
622720 ✓ 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

The WASHER,CANNISTER HOLD-DOWN is a the manufacturer industrial component. Key specifications include material: STEEL, special_features: ROCKWELL 32-36. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-291-3307, 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
622720
NSN: 5330-00-291-3307
FSC: 5330
CAGE: 76680 — FEDERAL-MOGUL CORP CHASSIS PRODUCTS DIV (USA)
SPECIFICATIONS
materialSTEEL
special_featuresROCKWELL 32-36
NSN5330-00-291-3307
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 622720 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
163-78Interchangeable
interchangeable cross-reference
interchangeable
H260K203Interchangeable
interchangeable cross-reference
interchangeable
10433Interchangeable
interchangeable cross-reference
interchangeable
182020Interchangeable
interchangeable cross-reference
interchangeable
WO-182020Interchangeable
interchangeable cross-reference
interchangeable
182020AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 622720?
622720 is a WASHER,CANNISTER HOLD-DOWN.
What parts can replace 622720?
There are 24 known substitutes for 622720: 163-78, H260K203, 10433 and 21 more. Substitute compatibility should be verified for your specific system.
Is 622720 still available?
622720 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026