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ST1946-008 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ST1946-008: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: KC-46A AIRCRAFT A, reference_number_differentiating_characteristics: ITEM IS FAA CERTIFIED. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-125-9041, 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
ST1946-008
NSN: 5331-01-125-9041
NIINs: 011259041, 016715515
FSC: 5331 — O-ring
CAGE: 1CN74 — FREUDENBERG-NOK GENERAL PARTNERSHIP DBA INTERNATIONAL SEAL CO INC (USA)
SPECIFICATIONS
end_item_identificationKC-46A AIRCRAFT A
reference_number_differentiating_characteristicsITEM IS FAA CERTIFIED
NSN5331-01-125-9041
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST1946-008 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
V0835 2-008Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-R-83485/1Reference document
Same NSN cross-reference
Reference document — Secondary reference
M83485-1-008Reference document
Same NSN cross-reference
Reference document — Secondary reference
ST1946Same 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 ST1946-008?
ST1946-008 is a O-RING.
What parts can replace ST1946-008?
There are 4 known substitutes for ST1946-008: V0835 2-008, MIL-R-83485/1, M83485-1-008 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST1946-008?
ST1946-008 is cataloged in the U.S. Government catalog under NSN 5331-01-125-9041. This indicates validated use in U.S. government and defense supply chains.
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