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Technical Data Sheet
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8739 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8739: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include control_type: REMOTE, inclosure_type: ENCASED, overall_length: 0.440 INCHES NOMINAL IN, connection_type: COAXIAL RECEPTACLE BOTTOM, overall_diameter: 0.500 INCHES NOMINAL IN, basic_shape_style: CYLINDRICAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-148-4416, 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
8739
NSN: 5340-01-148-4416
NIINs: 011484416, 012750831
FSC: 5340 — Hardware, Commercial
CAGE: 11702 — PARKER-HANNIFIN CORP DIV O-RING & ENGINEERED SEALS DIVISION (USA)
SPECIFICATIONS
control_typeREMOTE
inclosure_typeENCASED
overall_length0.440 INCHES NOMINAL IN
connection_typeCOAXIAL RECEPTACLE BOTTOM
overall_diameter0.500 INCHES NOMINAL IN
basic_shape_styleCYLINDRICAL
installation_designMODULE
frequency_per_channel5.0 MEGAHERTZ MINIMUM OPERATING CHANNEL AND 500.0 MEGAHERTZ MAXIMUM OPERATING CHANNEL
average_life_measurementNOT RATED
environmental_protectionMOISTURE PROOF
operating_control_methodAUTOMATIC
circuit_construction_typeSOLID STATE
NSN5340-01-148-4416
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8739 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8739?
8739 is a BUMPER.
What is the NSN for 8739?
8739 is cataloged in the U.S. Government catalog under NSN 5340-01-148-4416. This indicates validated use in U.S. government and defense supply chains.
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