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75A320951-2001 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

75A320951-2001: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, hole_diameter: 0.185 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN, overall_height: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN, style_designator: FLAT TOP COUNTERBORED, first_counterbore_depth: 0.230 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, first_counterbore_diameter: 0.620 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-188-5223, 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
75A320951-2001
NSN: 5340-01-188-5223
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialRUBBER
hole_diameter0.185 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
overall_height0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
style_designatorFLAT TOP COUNTERBORED
first_counterbore_depth0.230 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
first_counterbore_diameter0.620 INCHES NOMINAL IN
outside/top_flange_diameter1.500 INCHES NOMINAL IN
material_document_and_classificationMIL-R-6855, CLASS 1, GRADE 30 MIL SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-188-5223
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 75A320951-2001 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: 1.500 INCHES NOMINAL IN
•
FIRST COUNTERBORE DIAMETER: 0.620 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT TOP COUNTERBORED
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-6855, CLASS 1, GRADE 30 MIL SPEC SINGLE MATERIAL RESPONSE
•
FIRST COUNTERBORE DEPTH: 0.230 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
MATERIAL: RUBBER
•
HOLE DIAMETER: 0.185 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
OUTSIDE/TOP FLANGE DIAMETER1.500 INCHES NOMINAL IN
FIRST COUNTERBORE DIAMETER0.620 INCHES NOMINAL IN
STYLE DESIGNATORFLAT TOP COUNTERBORED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855, CLASS 1, GRADE 30 MIL SPEC SINGLE MATERIAL RESPONSE
FIRST COUNTERBORE DEPTH0.230 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
MATERIALRUBBER
HOLE DIAMETER0.185 INCHES MINIMUM AND 0.205 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

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 75A320951-2001?
75A320951-2001 is a BUMPER.
What is the NSN for 75A320951-2001?
75A320951-2001 is cataloged in the U.S. Government catalog under NSN 5340-01-188-5223. This indicates validated use in U.S. government and defense supply chains.
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