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290-351-01 — COVER,MANUAL RELEAS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

290-351-01: COVER,MANUAL RELEAS.

The COVER,MANUAL RELEAS is a the manufacturer industrial component. Key specifications include end_item_identification: EH 101 MERLIN HELICOPTER, relationship_to_similar_equipment: PART OF CARGO HOOK PART NUMBER 528-012-00. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-514-6792, 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
290-351-01
NSN: 5340-01-514-6792
FSC: 5340 — Hardware, Commercial
CAGE: 1Y921 — ONBOARD SYSTEMS INTERNATIONAL, LLC (USA)
SPECIFICATIONS
end_item_identificationEH 101 MERLIN HELICOPTER
relationship_to_similar_equipmentPART OF CARGO HOOK PART NUMBER 528-012-00
NSN5340-01-514-6792
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 290-351-01 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
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RELATIONSHIP TO SIMILAR EQUIPMENT: PART OF CARGO HOOK PART NUMBER 528-012-00
TECHNICAL CHARACTERISTICS
RELATIONSHIP TO SIMILAR EQUIPMENTPART OF CARGO HOOK PART NUMBER 528-012-00
END ITEM IDENTIFICATIONEH 101 MERLIN HELICOPTER
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 290-351-01?
290-351-01 is a COVER,MANUAL RELEAS.
What is the NSN for 290-351-01?
290-351-01 is cataloged in the U.S. Government catalog under NSN 5340-01-514-6792. 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.