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240680 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

240680: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: RACK X-RAY FILM HANGER DEVEL RACK E.I. 6525-00-935-1006 P/N M6B.

This part is cataloged in the U.S. Government catalog under NSN 5330-00-534-2937, 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
240680
NSN: 5330-00-534-2937
NIINs: 005342937, 013396397
FSC: 5330 — Packing and Gasket Materials
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
special_featuresDEVELOPER RACK; END ITEM APPLICATION PROCESSING MACHINE,RADIOGRAPHIC FILM,AUTOMATIC; 6525-00-935-1006; CAGE 19139; P/N M6B
part_name_assigned_by_controlling_agencyRACK X-RAY FILM HANGER DEVEL RACK E.I. 6525-00-935-1006 P/N M6B
NSN5330-00-534-2937
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 240680 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 9
749191Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
736K1Reference document
Same NSN cross-reference
Reference document — Secondary reference
504005Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
27396AReference document
Same NSN cross-reference
Reference document — Secondary reference
032077Reference document
Same NSN cross-reference
Reference document — Secondary reference
SX489Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 240680?
240680 is a SEAL,PLAIN.
What parts can replace 240680?
There are 9 known substitutes for 240680: 749191, 736K1, 504005 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 240680?
240680 is cataloged in the U.S. Government catalog under NSN 5330-00-534-2937. 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.