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Technical Data Sheet
PartsTable / COMPONENT / 8712280
8712280 ✓ 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 hole_diameter: 0.125 INCHES NOMINAL IN, overall_height: 0.500 INCHES NOMINAL IN, style_designator: FLAT TOP COUNTERBORED, first_counterbore_depth: 0.250 INCHES NOMINAL IN, first_counterbore_diameter: 0.375 INCHES NOMINAL IN, outside/top_flange_diameter: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-959-5216, 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
8712280
NSN: 5340-00-959-5216
FSC: 5340
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
hole_diameter0.125 INCHES NOMINAL IN
overall_height0.500 INCHES NOMINAL IN
style_designatorFLAT TOP COUNTERBORED
first_counterbore_depth0.250 INCHES NOMINAL IN
first_counterbore_diameter0.375 INCHES NOMINAL IN
outside/top_flange_diameter0.750 INCHES NOMINAL IN
NSN5340-00-959-5216
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8712280 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
•
STYLE DESIGNATOR: FLAT TOP COUNTERBORED
•
FIRST COUNTERBORE DEPTH: 0.250 INCHES NOMINAL IN
•
FIRST COUNTERBORE DIAMETER: 0.375 INCHES NOMINAL IN
•
OUTSIDE/TOP FLANGE DIAMETER: 0.750 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORFLAT TOP COUNTERBORED
OVERALL HEIGHT0.500 INCHES NOMINAL IN
FIRST COUNTERBORE DEPTH0.250 INCHES NOMINAL IN
FIRST COUNTERBORE DIAMETER0.375 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.750 INCHES NOMINAL IN
HOLE DIAMETER0.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
FS10101-0606Interchangeable
interchangeable cross-reference
interchangeable
M175Interchangeable
interchangeable cross-reference
interchangeable
6240Interchangeable
interchangeable cross-reference
interchangeable
6179Interchangeable
interchangeable cross-reference
interchangeable
AA52215 TY1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8712280?
8712280 is a BUMPER.
What parts can replace 8712280?
There are 16 known substitutes for 8712280: QQ-A-200/3, FS10101-0606, M175 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8712280?
8712280 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-959-5216. 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