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8899506 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8899506: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, overall_height: 0.313 INCHES NOMINAL IN, groove_diameter: 0.250 INCHES NOMINAL IN, style_designator: DOUBLE FLANGE, top_flange_width: 0.125 INCHES NOMINAL IN, bottom_flange_width: 0.063 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-576-3514, 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
8899506
NSN: 5340-00-576-3514
FSC: 5340 — Hardware, Commercial
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
overall_height0.313 INCHES NOMINAL IN
groove_diameter0.250 INCHES NOMINAL IN
style_designatorDOUBLE FLANGE
top_flange_width0.125 INCHES NOMINAL IN
bottom_flange_width0.063 INCHES NOMINAL IN
bottom_flange_diameter0.313 INCHES NOMINAL IN
outside/top_flange_diameter0.375 INCHES NOMINAL IN
NSN5340-00-576-3514
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8899506 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
•
BOTTOM FLANGE DIAMETER: 0.313 INCHES NOMINAL IN
•
OUTSIDE/TOP FLANGE DIAMETER: 0.375 INCHES NOMINAL IN
•
GROOVE DIAMETER: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: DOUBLE FLANGE
•
BOTTOM FLANGE WIDTH: 0.063 INCHES NOMINAL IN
•
TOP FLANGE WIDTH: 0.125 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
TECHNICAL CHARACTERISTICS
BOTTOM FLANGE DIAMETER0.313 INCHES NOMINAL IN
OVERALL HEIGHT0.313 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.375 INCHES NOMINAL IN
GROOVE DIAMETER0.250 INCHES NOMINAL IN
STYLE DESIGNATORDOUBLE FLANGE
BOTTOM FLANGE WIDTH0.063 INCHES NOMINAL IN
TOP FLANGE WIDTH0.125 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 8899506?
8899506 is a BUMPER.
What is the NSN for 8899506?
8899506 is cataloged in the U.S. Government catalog under NSN 5340-00-576-3514. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.