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27185J — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

27185J: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: CORK OVERALL, peripheral_diameter: 3.531 INCHES MINIMUM AND 3.563 INCHES MAXIMUM IN, center_hole_diameter: 2.859 INCHES MINIMUM AND 2.875 INCHES MAXIMUM IN, cross-sectional_height: 0.312 INCHES NOMINAL IN, cross-sectional_shape_style: SQUARE/RECTANGULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-736-5850, 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
27185J
NSN: 5330-00-736-5850
FSC: 5330 — Packing and Gasket Materials
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)
SPECIFICATIONS
materialCORK OVERALL
peripheral_diameter3.531 INCHES MINIMUM AND 3.563 INCHES MAXIMUM IN
center_hole_diameter2.859 INCHES MINIMUM AND 2.875 INCHES MAXIMUM IN
cross-sectional_height0.312 INCHES NOMINAL IN
cross-sectional_shape_styleSQUARE/RECTANGULAR
NSN5330-00-736-5850
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 27185J 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
•
CROSS-SECTIONAL HEIGHT: 0.312 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR
•
PERIPHERAL DIAMETER: 3.531 INCHES MINIMUM AND 3.563 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 2.859 INCHES MINIMUM AND 2.875 INCHES MAXIMUM IN
•
MATERIAL: CORK OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.312 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
PERIPHERAL DIAMETER3.531 INCHES MINIMUM AND 3.563 INCHES MAXIMUM IN
CENTER HOLE DIAMETER2.859 INCHES MINIMUM AND 2.875 INCHES MAXIMUM IN
MATERIALCORK OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
6-16-63Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7365850Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 27185J?
27185J is a PACKING,PREFORMED.
What parts can replace 27185J?
There are 2 known substitutes for 27185J: 6-16-63, 7365850. Substitute compatibility should be verified for your specific system.
What is the NSN for 27185J?
27185J is cataloged in the U.S. Government catalog under NSN 5330-00-736-5850. This indicates validated use in U.S. government and defense supply chains.
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