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622731 — VALVE,SOLENOID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

622731: VALVE,SOLENOID.

The VALVE,SOLENOID is a the manufacturer industrial component. Key specifications include end_item_identification: A330 MRTT, part_name_assigned_by_controlling_agency: VALVE VACUUM. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-591-7943, 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
622731
NSN: 5331-00-591-7943
NIINs: 005917943, 006241855, 009330058, 012514734, 016617211
FSC: 5331 — O-ring
CAGE: 76680 — FEDERAL-MOGUL CORP CHASSIS PRODUCTS DIV (USA)
SPECIFICATIONS
end_item_identificationA330 MRTT
part_name_assigned_by_controlling_agencyVALVE VACUUM
NSN5331-00-591-7943
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 622731 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: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 1.840 INCHES MINIMUM AND 1.860 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
CENTER HOLE DIAMETER1.840 INCHES MINIMUM AND 1.860 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 4
66127Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
01-66127Reference document
Same NSN cross-reference
Reference document — Secondary reference
001-66127Reference document
Same NSN cross-reference
Reference document — Secondary reference
T-9108Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 622731?
622731 is a VALVE,SOLENOID.
What parts can replace 622731?
There are 4 known substitutes for 622731: 66127, 01-66127, 001-66127 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 622731?
622731 is cataloged in the U.S. Government catalog under NSN 5331-00-591-7943. 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.