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705RW — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

705RW: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, hole_diameter: 0.125 INCHES NOMINAL IN, overall_height: 0.250 INCHES NOMINAL IN, style_designator: FLAT TOP COUNTERBORED, first_counterbore_depth: 0.188 INCHES NOMINAL IN, material_hardness_rating: 70.0 DUROMETER NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-005-6597, 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
705RW
NSN: 5340-00-005-6597
FSC: 5340 — Hardware, Commercial
CAGE: 98893 — LAVELLE INDUSTRIES, INC. DBA LAVELLE (USA)
SPECIFICATIONS
materialRUBBER
hole_diameter0.125 INCHES NOMINAL IN
overall_height0.250 INCHES NOMINAL IN
style_designatorFLAT TOP COUNTERBORED
first_counterbore_depth0.188 INCHES NOMINAL IN
material_hardness_rating70.0 DUROMETER NOMINAL
first_counterbore_diameter0.234 INCHES NOMINAL IN
outside/top_flange_diameter0.500 INCHES NOMINAL IN
NSN5340-00-005-6597
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 705RW 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: 0.500 INCHES NOMINAL IN
•
MATERIAL HARDNESS RATING: 70.0 DUROMETER NOMINAL
•
FIRST COUNTERBORE DIAMETER: 0.234 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT TOP COUNTERBORED
•
FIRST COUNTERBORE DEPTH: 0.188 INCHES NOMINAL IN
•
MATERIAL: RUBBER
•
HOLE DIAMETER: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.250 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.500 INCHES NOMINAL IN
MATERIAL HARDNESS RATING70.0 DUROMETER NOMINAL
FIRST COUNTERBORE DIAMETER0.234 INCHES NOMINAL IN
STYLE DESIGNATORFLAT TOP COUNTERBORED
FIRST COUNTERBORE DEPTH0.188 INCHES NOMINAL IN
MATERIALRUBBER
HOLE DIAMETER0.125 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
448960-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
135328-2Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 705RW?
705RW is a BUMPER.
What parts can replace 705RW?
There are 2 known substitutes for 705RW: 448960-1, 135328-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 705RW?
705RW is cataloged in the U.S. Government catalog under NSN 5340-00-005-6597. 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.