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9723K82 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

9723K82: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, overall_height: 0.375 INCHES NOMINAL IN, special_features: W/O COUNTERSINK.GLUE ON BASE FOR MOUNTING, style_designator: DONUT TOP COUNTERBORED, first_counterbore_depth: 0.312 INCHES NOMINAL IN, first_counterbore_diameter: 0.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-219-6733, 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
9723K82
NSN: 5340-01-219-6733
FSC: 5340 — Hardware, Commercial
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialRUBBER
overall_height0.375 INCHES NOMINAL IN
special_featuresW/O COUNTERSINK.GLUE ON BASE FOR MOUNTING
style_designatorDONUT TOP COUNTERBORED
first_counterbore_depth0.312 INCHES NOMINAL IN
first_counterbore_diameter0.375 INCHES NOMINAL IN
outside/top_flange_diameter0.875 INCHES NOMINAL IN
NSN5340-01-219-6733
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9723K82 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
•
OUTSIDE/TOP FLANGE DIAMETER: 0.875 INCHES NOMINAL IN
•
FIRST COUNTERBORE DIAMETER: 0.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: DONUT TOP COUNTERBORED
•
FIRST COUNTERBORE DEPTH: 0.312 INCHES NOMINAL IN
•
COLOR: BLACK
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.375 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.875 INCHES NOMINAL IN
FIRST COUNTERBORE DIAMETER0.375 INCHES NOMINAL IN
STYLE DESIGNATORDONUT TOP COUNTERBORED
FIRST COUNTERBORE DEPTH0.312 INCHES NOMINAL IN
COLORBLACK
SPECIAL FEATURESW/O COUNTERSINK.GLUE ON BASE FOR MOUNTING
MATERIALRUBBER
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 1
GD17Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 9723K82?
9723K82 is a BUMPER.
What parts can replace 9723K82?
There is 1 known substitute for 9723K82: GD17. Substitute compatibility should be verified for your specific system.
What is the NSN for 9723K82?
9723K82 is cataloged in the U.S. Government catalog under NSN 5340-01-219-6733. 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.