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57231 — COUPLING,SHAFT,RIGID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

57231: COUPLING,SHAFT,RIGID.

The COUPLING,SHAFT,RIGID is a the manufacturer industrial component. Key specifications include special_features: CORD,ELASTIC; HOOK 2; BUSHING 2; 19.000 IN. LG.

IN, end_item_identification: OJ-285/T,AIR TRAFFIC CONTROL CONSOLE. This part is cataloged in the U.S. Government catalog under NSN 5330-00-160-9827, 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
57231
NSN: 5330-00-160-9827
NIINs: 001609827, 006123875, 008047383, 012774065
FSC: 5330 — Packing and Gasket Materials
CAGE: 75370 — KAYDON RING & SEAL INC DBA SKF PRECISION TECHNOLOGIES (USA)
SPECIFICATIONS
special_featuresCORD,ELASTIC; HOOK 2; BUSHING 2; 19.000 IN. LG. IN
end_item_identificationOJ-285/T,AIR TRAFFIC CONTROL CONSOLE
NSN5330-00-160-9827
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 57231 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 5
3-6728Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
6859885Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
57231D00Reference document
Same NSN cross-reference
Reference document — Secondary reference
5330PL1146934Reference document
Same NSN cross-reference
Reference document — Informative reference only
57231-00Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 57231?
57231 is a COUPLING,SHAFT,RIGID.
What parts can replace 57231?
There are 5 known substitutes for 57231: 3-6728, 6859885, 57231D00 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 57231?
57231 is cataloged in the U.S. Government catalog under NSN 5330-00-160-9827. This indicates validated use in U.S. government and defense supply chains.
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