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31544-4CSF7-1-1FITEM12 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

31544-4CSF7-1-1FITEM12: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, center_hole_diameter: 9.432 INCHES NOMINAL IN, cross-sectional_height: 0.210 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-388-5635, 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
31544-4CSF7-1-1FITEM12
NSN: 5331-01-388-5635
FSC: 5331 — O-ring
CAGE: 0DWE7 — PARKER HANNIFIN CORP FILTRATION GROUP COMMERCIAL FILTERS DIV (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
center_hole_diameter9.432 INCHES NOMINAL IN
cross-sectional_height0.210 INCHES NOMINAL IN
NSN5331-01-388-5635
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 31544-4CSF7-1-1FITEM12 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: 0.210 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 9.432 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.210 INCHES NOMINAL IN
CENTER HOLE DIAMETER9.432 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 1
30628-4CSF7-1-1.5FITEM1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 31544-4CSF7-1-1FITEM12?
31544-4CSF7-1-1FITEM12 is a O-RING.
What parts can replace 31544-4CSF7-1-1FITEM12?
There is 1 known substitute for 31544-4CSF7-1-1FITEM12: 30628-4CSF7-1-1.5FITEM1. Substitute compatibility should be verified for your specific system.
What is the NSN for 31544-4CSF7-1-1FITEM12?
31544-4CSF7-1-1FITEM12 is cataloged in the U.S. Government catalog under NSN 5331-01-388-5635. This indicates validated use in U.S. government and defense supply chains.
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