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52687-H PIECE 55 — RETAINER,SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

52687-H PIECE 55: RETAINER,SEAL.

The RETAINER,SEAL is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-01-203-8257, 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
52687-H PIECE 55
NSN: 5330-01-203-8257
FSC: 5330 — Packing and Gasket Materials
CAGE: 55102 — CONTINENTAL EMSCO CO SKAGIT PRODUCTS DIV (USA)
SPECIFICATIONS
Part Number52687-H PIECE 55
NSN5330-01-203-8257
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 52687-H PIECE 55 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 52687-H PIECE 55?
52687-H PIECE 55 is a RETAINER,SEAL.
What is the NSN for 52687-H PIECE 55?
52687-H PIECE 55 is cataloged in the U.S. Government catalog under NSN 5330-01-203-8257. This indicates validated use in U.S. government and defense supply chains.
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