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1290802 — RING,DEE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1290802: RING,DEE.

The RING,DEE is a the manufacturer industrial component. Key specifications include material: STEEL, inside_width: 70.0 MILLIMETERS NOMINAL MM, inside_height: 67.0 MILLIMETERS MINIMUM MM, fabrication_method: FORGED, straight_side_form: ROLLER, end_item_identification: 2355-01-531-6425;TRUCK,BOMB SERVICE; MRAP BUFFALO MK2A2. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-364-3144, 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
1290802
NSN: 5330-01-364-3144
NIINs: 013643144, 015917245
FSC: 5330 — Packing and Gasket Materials
CAGE: 13520 — DONALDSON COMPANY, INC. (USA)
SPECIFICATIONS
materialSTEEL
inside_width70.0 MILLIMETERS NOMINAL MM
inside_height67.0 MILLIMETERS MINIMUM MM
special_featuresFORGED FROM 1035 CARBON STEEL; QUENCHED AND TEMPERED; OVERALL HEIGHT: 144MM; OVERALL WIDTH AT BASE: 64MM; MINIMUM FILLET WELD SIZE: 6MM; OUTSIDE WIDTH: 122MM MM
fabrication_methodFORGED
straight_side_formROLLER
end_item_identification2355-01-531-6425;TRUCK,BOMB SERVICE; MRAP BUFFALO MK2A2
part_name_assigned_by_controlling_agencyS-265 WELD-ON PIVOT LINK
NSN5330-01-364-3144
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1290802 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
SUBSTITUTES & CROSS-REFERENCES 4
430621 ITEM 15Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7212MS-731-P4Reference document
Same NSN cross-reference
Reference document — Secondary reference
431384 ITEM 15Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
427959 ITEM 11Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 1290802?
1290802 is a RING,DEE.
What parts can replace 1290802?
There are 4 known substitutes for 1290802: 430621 ITEM 15, 7212MS-731-P4, 431384 ITEM 15 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1290802?
1290802 is cataloged in the U.S. Government catalog under NSN 5330-01-364-3144. This indicates validated use in U.S. government and defense supply chains.
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