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AR151 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AR151: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, shank_length: 0.320 INCHES NOMINAL IN, hole_diameter: 0.310 INCHES NOMINAL IN, overall_height: 0.560 INCHES NOMINAL IN, shank_diameter: 0.690 INCHES NOMINAL IN, style_designator: COUNTERBORED FLANGE. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-070-2064, 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
AR151
NSN: 5340-00-070-2064
FSC: 5340 — Hardware, Commercial
CAGE: 35197 — PHILIPS INDUSTRIES INC (USA)
SPECIFICATIONS
materialRUBBER
shank_length0.320 INCHES NOMINAL IN
hole_diameter0.310 INCHES NOMINAL IN
overall_height0.560 INCHES NOMINAL IN
shank_diameter0.690 INCHES NOMINAL IN
style_designatorCOUNTERBORED FLANGE
first_counterbore_depth0.250 INCHES NOMINAL IN
material_hardness_rating55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM
first_counterbore_diameter0.440 INCHES NOMINAL IN
outside/top_flange_diameter0.880 INCHES NOMINAL IN
material_document_and_classificationPHILLIPS IND, CAGE 35197; R.610 MFR REF SINGLE MATERIAL RESPONSE
NSN5340-00-070-2064
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AR151 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: 0.690 INCHES NOMINAL IN
•
OUTSIDE/TOP FLANGE DIAMETER: 0.880 INCHES NOMINAL IN
•
MATERIAL HARDNESS RATING: 55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM
•
FIRST COUNTERBORE DIAMETER: 0.440 INCHES NOMINAL IN
•
SHANK LENGTH: 0.320 INCHES NOMINAL IN
•
STYLE DESIGNATOR: COUNTERBORED FLANGE
•
MATERIAL DOCUMENT AND CLASSIFICATION: PHILLIPS IND, CAGE 35197; R.610 MFR REF SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.690 INCHES NOMINAL IN
OVERALL HEIGHT0.560 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.880 INCHES NOMINAL IN
MATERIAL HARDNESS RATING55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM
FIRST COUNTERBORE DIAMETER0.440 INCHES NOMINAL IN
SHANK LENGTH0.320 INCHES NOMINAL IN
STYLE DESIGNATORCOUNTERBORED FLANGE
MATERIAL DOCUMENT AND CLASSIFICATIONPHILLIPS IND, CAGE 35197; R.610 MFR REF SINGLE MATERIAL RESPONSE
FIRST COUNTERBORE DEPTH0.250 INCHES NOMINAL IN
MATERIALRUBBER
SUBSTITUTES & CROSS-REFERENCES 2
38-2209-01Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
00090304Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 AR151?
AR151 is a BUMPER.
What parts can replace AR151?
There are 2 known substitutes for AR151: 38-2209-01, 00090304. Substitute compatibility should be verified for your specific system.
What is the NSN for AR151?
AR151 is cataloged in the U.S. Government catalog under NSN 5340-00-070-2064. 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.