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189343 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

189343: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, center_hole_diameter: 0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-132-1500, 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
189343
NSN: 5331-00-132-1500
NIINs: 001321500, 014206045
FSC: 5331 — O-ring
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialRUBBER SYNTHETIC
center_hole_diameter0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-132-1500
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 189343 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: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 1
1003Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 189343?
189343 is a O-RING.
What parts can replace 189343?
There is 1 known substitute for 189343: 1003. Substitute compatibility should be verified for your specific system.
What is the NSN for 189343?
189343 is cataloged in the U.S. Government catalog under NSN 5331-00-132-1500. This indicates validated use in U.S. government and defense supply chains.
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