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10-40817-12 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

10-40817-12: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, shank_length: 0.375 INCHES NOMINAL IN, hole_diameter: 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, overall_height: 0.469 INCHES NOMINAL IN, shank_diameter: 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN, first_counterbore_depth: 0.084 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-752-7630, 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
10-40817-12
NSN: 5340-00-752-7630
FSC: 5340 — Hardware, Commercial
CAGE: 77820 — AMPHENOL CORP DIV AMPHENOL AEROSPACE OPERATIONS (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
shank_length0.375 INCHES NOMINAL IN
hole_diameter0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
overall_height0.469 INCHES NOMINAL IN
shank_diameter0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
first_counterbore_depth0.084 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
first_counterbore_diameter0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
outside/top_flange_diameter0.693 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
NSN5340-00-752-7630
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10-40817-12 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
•
SHANK DIAMETER: 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
•
OUTSIDE/TOP FLANGE DIAMETER: 0.693 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
•
FIRST COUNTERBORE DIAMETER: 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
•
SHANK LENGTH: 0.375 INCHES NOMINAL IN
•
FIRST COUNTERBORE DEPTH: 0.084 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
•
HOLE DIAMETER: 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
OVERALL HEIGHT0.469 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.693 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
FIRST COUNTERBORE DIAMETER0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
SHANK LENGTH0.375 INCHES NOMINAL IN
FIRST COUNTERBORE DEPTH0.084 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
HOLE DIAMETER0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
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
7527630Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10-40817-12?
10-40817-12 is a BUMPER.
What parts can replace 10-40817-12?
There is 1 known substitute for 10-40817-12: 7527630. Substitute compatibility should be verified for your specific system.
What is the NSN for 10-40817-12?
10-40817-12 is cataloged in the U.S. Government catalog under NSN 5340-00-752-7630. 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.