PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B109Loudspeaker-Microphone

Avaya Inc. · NSN 5965-01-685-3973 · FSC 5965 · No Item Name Available
Verified by PartsTable
NSN 5965-01-685-3973 — this item is cataloged by the U.S. Government under National Stock Number 5965-01-685-3973. Primary manufacturer part number: B109.
Features
  • Loudspeaker-Microphone — FSC 5965
  • Battery Quantity: 1
  • Usage Design: INDOOR
  • Installation Design: PORTABLE
  • Power Source: BATTERY PACK
  • 1 verified cross-reference
  • Primary manufacturer: Avaya Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Loudspeaker-Microphone, cataloged under National Stock Number 5965-01-685-3973, is classified within Federal Supply Class 5965 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Avaya Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5965-01-685-3973
Primary Part NumberB109
Item NameLoudspeaker-Microphone
FSC / FSG5965 / 59 — No Item Name Available
ManufacturerAvaya Inc.
StatusACTIVE
Battery Quantity1
Usage DesignINDOOR
Installation DesignPORTABLE
Power SourceBATTERY PACK
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3040-00-275-70226Q88D5 INTERCHANGEABLE
Ball Joint
Morris Material Handling, Inc.
6210-00-418-5509970-24 INTERCHANGEABLE
Reflector,light
O.c.e.m. Acquisition Corp. Dba Multi Electric Mfg., Inc.
4820-00-811-62271149-1-2 INTERCHANGEABLE
Valve,gate
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
5945-00-937-5006719098-044 INTERCHANGEABLE
Relay,hybrid
Raytheon Company Div Rmd Strategic
4820-00-959-5089FIG B-109 SZ 1 IN INTERCHANGEABLE
Valve,gate
Stockham Valves and Fittings Inc
4910-01-121-5947 INTERCHANGEABLE
Holder,hand Lite
4730-01-165-048110502635 INTERCHANGEABLE
Coupling,relief
General Dynamics Land Systems Canadacorp
3120-01-475-8900B10-9 INTERCHANGEABLE
Bearing,sleeve
Roller Bearing Co of America, Inc Div Pic Design
5340-01-697-0675B-109 INTERCHANGEABLE
Bumper
Blue Moon Designs, Llc Dba Blue Moon Designs
Cross-Reference Index
Part NumberManufacturer
B109 Avaya Inc. (USA)
Related Parts
3040-00-275-7022INTERCHANGEABLE
BALL JOINT
6Q88D5
6210-00-418-5509INTERCHANGEABLE
REFLECTOR,LIGHT
970-24
4820-00-811-6227INTERCHANGEABLE
VALVE,GATE
1149-1-2
5945-00-937-5006INTERCHANGEABLE
RELAY,HYBRID
719098-044
4820-00-959-5089INTERCHANGEABLE
VALVE,GATE
FIG B-109 SZ 1 IN
4910-01-121-5947INTERCHANGEABLE
HOLDER,HAND LITE
4730-01-165-0481INTERCHANGEABLE
COUPLING,RELIEF
10502635
3120-01-475-8900INTERCHANGEABLE
BEARING,SLEEVE
B10-9
5340-01-697-0675INTERCHANGEABLE
BUMPER
B-109

Frequently Asked Questions

What is NSN 5965-01-685-3973?

NSN 5965-01-685-3973 is a Loudspeaker-Microphone, manufactured by Avaya Inc., classified under FSC 5965 (No Item Name Available). Status: active.

What are the part numbers for NSN 5965-01-685-3973?

NSN 5965-01-685-3973 has 1 cross-referenced part number: B109 (Avaya Inc.).

What NSN replaces 5965-01-685-3973?

There are 9 known substitutes for 5965-01-685-3973: 3040-00-275-7022, 6210-00-418-5509, 4820-00-811-6227 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B109?

Key specifications for B109: Battery Quantity: 1; Part Name Assigned by Controlling Agency: CONFERENCE PHONE; Usage Design: INDOOR; Installation Design: PORTABLE. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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