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7888103 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7888103: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, hardness_rating: 55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL, peripheral_diameter: 1.147 INCHES NOMINAL IN, center_hole_diameter: 0.970 INCHES NOMINAL IN, cross-sectional_height: 0.025 INCHES NOMINAL IN, cross-sectional_shape_style: SQUARE/RECTANGULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-221-4143, 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
7888103
NSN: 5330-00-221-4143
FSC: 5330 — Packing and Gasket Materials
CAGE: 24446 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
hardness_rating55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
peripheral_diameter1.147 INCHES NOMINAL IN
center_hole_diameter0.970 INCHES NOMINAL IN
cross-sectional_height0.025 INCHES NOMINAL IN
cross-sectional_shape_styleSQUARE/RECTANGULAR
NSN5330-00-221-4143
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7888103 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: 0.025 INCHES NOMINAL IN
•
HARDNESS RATING: 55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR
•
PERIPHERAL DIAMETER: 1.147 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.970 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.025 INCHES NOMINAL IN
HARDNESS RATING55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
PERIPHERAL DIAMETER1.147 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.970 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
A270-13Reference document
Same NSN cross-reference
Reference document — Secondary reference
K7888103REV2PT1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7888103?
7888103 is a PACKING,PREFORMED.
What parts can replace 7888103?
There are 2 known substitutes for 7888103: A270-13, K7888103REV2PT1. Substitute compatibility should be verified for your specific system.
What is the NSN for 7888103?
7888103 is cataloged in the U.S. Government catalog under NSN 5330-00-221-4143. This indicates validated use in U.S. government and defense supply chains.
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