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9405K12 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

9405K12: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: PLASTIC, hole_diameter: 0.125 INCHES NOMINAL IN, overall_height: 0.250 INCHES NOMINAL IN, special_features: MATERIAL THERMOPLASTIC ELASTOMER ARE MADE OF A PLASTIC THAT ACTS LIKE RUBBER BUT WON'T DRY OUT AND BECOME BRITTLE, style_designator: FLAT TOP COUNTERBORED, end_item_identification: 7010-01-586-2705 COMPUTER SET, DIGITAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-591-8654, 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
9405K12
NSN: 5340-01-591-8654
FSC: 5340 — Hardware, Commercial
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialPLASTIC
hole_diameter0.125 INCHES NOMINAL IN
overall_height0.250 INCHES NOMINAL IN
special_featuresMATERIAL THERMOPLASTIC ELASTOMER ARE MADE OF A PLASTIC THAT ACTS LIKE RUBBER BUT WON'T DRY OUT AND BECOME BRITTLE
style_designatorFLAT TOP COUNTERBORED
end_item_identification7010-01-586-2705 COMPUTER SET, DIGITAL
first_counterbore_depth0.125 INCHES NOMINAL IN
material_hardness_rating75.0 SHORE DUROMETER A NOMINAL
first_counterbore_diameter0.266 INCHES NOMINAL IN
outside/top_flange_diameter0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agencyBUMPER WITH UNTHREADED THROUGH HOLE, THERMOPLASTIC ELASTOMER
NSN5340-01-591-8654
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9405K12 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: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
MATERIAL HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
FIRST COUNTERBORE DIAMETER: 0.266 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT TOP COUNTERBORED
•
FIRST COUNTERBORE DEPTH: 0.125 INCHES NOMINAL IN
•
COLOR: BLACK
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.250 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
MATERIAL HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
FIRST COUNTERBORE DIAMETER0.266 INCHES NOMINAL IN
STYLE DESIGNATORFLAT TOP COUNTERBORED
FIRST COUNTERBORE DEPTH0.125 INCHES NOMINAL IN
COLORBLACK
SPECIAL FEATURESMATERIAL THERMOPLASTIC ELASTOMER ARE MADE OF A PLASTIC THAT ACTS LIKE RUBBER BUT WON'T DRY OUT AND BECOME BRITTLE
PART NAME ASSIGNED BY CONTROLLING AGENCYBUMPER WITH UNTHREADED THROUGH HOLE, THERMOPLASTIC ELASTOMER
END ITEM IDENTIFICATION7010-01-586-2705 COMPUTER SET, DIGITAL
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 9405K12?
9405K12 is a BUMPER.
What is the NSN for 9405K12?
9405K12 is cataloged in the U.S. Government catalog under NSN 5340-01-591-8654. This indicates validated use in U.S. government and defense supply chains.
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