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66887-1 — PIN,PISTON

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

66887-1: PIN,PISTON.

The PIN,PISTON is a the manufacturer industrial component. Key specifications include material: STEEL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-631-7655, 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
66887-1
NSN: 5330-00-631-7655
NIINs: 006317655, 011229849
FSC: 5330 — Packing and Gasket Materials
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL
NSN5330-00-631-7655
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 66887-1 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
•
SUPPLEMENTARY FEATURES: USED ON STATION 178 BULKHEAD RADOME SEAL
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESUSED ON STATION 178 BULKHEAD RADOME SEAL
SPECIAL FEATURESSUITABLE SUB FOR 5-71794-52SUITABLE SUB FOR 5-71794-52
END ITEM IDENTIFICATIONKC-135 AIRCRAFTKC-135 AIRCRAFT
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
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 66887-1?
66887-1 is a PIN,PISTON.
What is the NSN for 66887-1?
66887-1 is cataloged in the U.S. Government catalog under NSN 5330-00-631-7655. This indicates validated use in U.S. government and defense supply chains.
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