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31201750-500B — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

31201750-500B: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, peripheral_diameter: 2.375 INCHES NOMINAL IN, center_hole_diameter: 1.750 INCHES NOMINAL IN, cross-sectional_height: 0.480 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, cross-sectional_shape_style: U WITH O-RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-465-6643, 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
31201750-500B
NSN: 5330-00-465-6643
FSC: 5330 — Packing and Gasket Materials
CAGE: 30781 — PARKER-HANNIFIN CORPORATION DIV ENGINEERED POLYMER SYSTEMS DIVISION (EPS) (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
peripheral_diameter2.375 INCHES NOMINAL IN
center_hole_diameter1.750 INCHES NOMINAL IN
cross-sectional_height0.480 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
cross-sectional_shape_styleU WITH O-RING
NSN5330-00-465-6643
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 31201750-500B 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: 0.480 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: U WITH O-RING
•
PERIPHERAL DIAMETER: 2.375 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.750 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.480 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEU WITH O-RING
PERIPHERAL DIAMETER2.375 INCHES NOMINAL IN
CENTER HOLE DIAMETER1.750 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
9005074Reference document
Same NSN cross-reference
Reference document — Secondary reference
15050291Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 31201750-500B?
31201750-500B is a PACKING,PREFORMED.
What parts can replace 31201750-500B?
There are 2 known substitutes for 31201750-500B: 9005074, 15050291. Substitute compatibility should be verified for your specific system.
What is the NSN for 31201750-500B?
31201750-500B is cataloged in the U.S. Government catalog under NSN 5330-00-465-6643. This indicates validated use in U.S. government and defense supply chains.
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