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Technical Data Sheet
PartsTable / COMPONENT / 40301PC8
40301PC8 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The BUMPER is a the manufacturer industrial component. Key specifications include color: WHITE, material: PLASTIC, POLYETHYLENE (PP), shank_length: 0.266 INCHES NOMINAL IN, overall_height: 0.531 INCHES NOMINAL IN, shank_diameter: 0.250 INCHES NOMINAL IN, style_designator: FLANGED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-948-0091, 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
40301PC8
NSN: 5340-00-948-0091
FSC: 5340
CAGE: 12884 — SILVER KING REFRIGERATION INC. (USA)
SPECIFICATIONS
colorWHITE
materialPLASTIC, POLYETHYLENE (PP)
shank_length0.266 INCHES NOMINAL IN
overall_height0.531 INCHES NOMINAL IN
shank_diameter0.250 INCHES NOMINAL IN
style_designatorFLANGED
outside/top_flange_diameter0.500 INCHES NOMINAL IN
NSN5340-00-948-0091
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 40301PC8 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
•
COLOR: WHITE
•
SHANK DIAMETER: 0.250 INCHES NOMINAL IN
•
OUTSIDE/TOP FLANGE DIAMETER: 0.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLANGED
•
SHANK LENGTH: 0.266 INCHES NOMINAL IN
•
MATERIAL: PLASTIC, POLYETHYLENE (PP)
TECHNICAL CHARACTERISTICS (FLIS)
COLORWHITE
SHANK DIAMETER0.250 INCHES NOMINAL IN
OVERALL HEIGHT0.531 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.500 INCHES NOMINAL IN
STYLE DESIGNATORFLANGED
SHANK LENGTH0.266 INCHES NOMINAL IN
MATERIALPLASTIC, POLYETHYLENE (PP)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
180318Interchangeable
interchangeable cross-reference
interchangeable
20300Interchangeable
interchangeable cross-reference
interchangeable
180138Interchangeable
interchangeable cross-reference
interchangeable
B94.11MInterchangeable
interchangeable cross-reference
interchangeable
C12455Interchangeable
interchangeable cross-reference
interchangeable
110 3 IN.Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40301PC8?
40301PC8 is a BUMPER.
What parts can replace 40301PC8?
There are 24 known substitutes for 40301PC8: 180318, 20300, 180138 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40301PC8?
40301PC8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-948-0091. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026