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500858 — LOUDSPEAKER-MICROPHONE

✓ Government record, cited
Epson · ORING SEAL
PRODUCT OVERVIEW

500858: LOUDSPEAKER-MICROPHONE.

This quick drying dye based ink offers optimum performance and productivity, with superior resistance to smudging and bleeding. Compatible with: - Epson Stylus Photo RX500/RX600/RX620/RX640 all-in-ones. - Epson Stylus Photo R200/R220/R320/R340 photo inkjet printers.

This part is cataloged in the U.S. Government catalog under NSN 5340-00-032-2708, 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
500858
NSN: 5340-00-032-2708
NIINs: 000322708, 011002398, 015901515
FSC: 5340 — Hardware, Commercial
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialSTEEL
power_rating2.50 WATTS PEAK
usage_designINDOOR
hole_diameter0.203 INCHES NOMINAL IN
inside_height0.250 INCHES NOMINAL IN
inside_length1.625 INCHES NOMINAL IN
outside_width0.375 INCHES NOMINAL IN
painted_featureNOT INCLUDED
special_features3 VOTING KEYS - YES, ABSTENTION AND NO; GOOSENECK WITH RED LED RING; PRIORITY KEY; TWO 3.5MM HEADPHONE JACKS; CARTOID PICK-UP PATTERN MM
style_designatorFOOTMANS LOOP
frequency_response_range_in_hertz+100.0 TO 14000.0
center_to_center_distance_between_holes3.125 INCHES NOMINAL IN
NSN5340-00-032-2708
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 500858 MFR: Epson ⚠ 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
•
INSIDE LENGTH: 1.625 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FOOTMANS LOOP
•
PAINTED FEATURE: NOT INCLUDED
•
CENTER TO CENTER DISTANCE BETWEEN HOLES: 3.125 INCHES NOMINAL IN
•
OUTSIDE WIDTH: 0.375 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
INSIDE HEIGHT: 0.250 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.203 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INSIDE LENGTH1.625 INCHES NOMINAL IN
STYLE DESIGNATORFOOTMANS LOOP
PAINTED FEATURENOT INCLUDED
CENTER TO CENTER DISTANCE BETWEEN HOLES3.125 INCHES NOMINAL IN
OUTSIDE WIDTH0.375 INCHES NOMINAL IN
MATERIALSTEEL
INSIDE HEIGHT0.250 INCHES NOMINAL IN
HOLE DIAMETER0.203 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 4
32W225Reference document
Same NSN cross-reference
Reference document — Secondary reference
1165-1 1-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
N1602Reference document
Same NSN cross-reference
Reference document — Secondary reference
376143Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 500858?
500858 is a LOUDSPEAKER-MICROPHONE manufactured by Epson.
What parts can replace 500858?
There are 4 known substitutes for 500858: 32W225, 1165-1 1-2, N1602 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 500858?
500858 is cataloged in the U.S. Government catalog under NSN 5340-00-032-2708. 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.