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45053159 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

45053159: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, special_features: INSIDE DIAMETER 1.25 IN, WIDTH 0.196 IN. IN, part_name_assigned_by_controlling_agency: SEAL, O-RING.

This part is cataloged in the U.S. Government catalog under NSN 5331-01-649-4449, 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
45053159
NSN: 5331-01-649-4449
FSC: 5331 — O-ring
CAGE: K7239 — CATHELCO LTD (GBR)
SPECIFICATIONS
materialRUBBER
special_featuresINSIDE DIAMETER 1.25 IN, WIDTH 0.196 IN. IN
part_name_assigned_by_controlling_agencySEAL, O-RING
NSN5331-01-649-4449
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 45053159 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
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESINSIDE DIAMETER 1.25 IN, WIDTH 0.196 IN. IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL, O-RING
MATERIALRUBBER
SUBSTITUTES & CROSS-REFERENCES 1
161631Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 45053159?
45053159 is a O-RING.
What parts can replace 45053159?
There is 1 known substitute for 45053159: 161631. Substitute compatibility should be verified for your specific system.
What is the NSN for 45053159?
45053159 is cataloged in the U.S. Government catalog under NSN 5331-01-649-4449. This indicates validated use in U.S. government and defense supply chains.
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