PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

647592-2Loudspeaker,permanent Magnet

Fidelity Amplifier Co · NSN 5965-00-222-7394 · FSC 5965 · No Item Name Available
Verified by PartsTable
NSN 5965-00-222-7394 — this item is cataloged by the U.S. Government under National Stock Number 5965-00-222-7394. Primary manufacturer part number: 647592-2.
Features
  • Loudspeaker,permanent Magnet — FSC 5965
  • Overall Diameter: 6.875 INCHES NOMINAL IN
  • Usage Design: UNDERWATER
  • Frequency Response Range in Hertz: +350.0 TO 10000.0
  • FSC Application Data: HEADSETS,HANDSETS,MICROPHONES AND SEAKERS
  • Supplementary Features: 2 INSULATED WIRE LEADS 17.750 IN. LG W/TERMINAL LUGS IN
  • Mounting Method: UNTHREADED HOLE(S)
  • Terminal Type: SCREW
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Loudspeaker,permanent Magnet, cataloged under National Stock Number 5965-00-222-7394, 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 Fidelity Amplifier Co. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5965-00-222-7394
Primary Part Number647592-2
Item NameLoudspeaker,permanent Magnet
FSC / FSG5965 / 59 — No Item Name Available
ManufacturerFidelity Amplifier Co
StatusACTIVE
Overall Diameter6.875 INCHES NOMINAL IN
Usage DesignUNDERWATER
Frequency Response Range in Hertz+350.0 TO 10000.0
FSC Application DataHEADSETS,HANDSETS,MICROPHONES AND SEAKERS
Supplementary Features2 INSULATED WIRE LEADS 17.750 IN. LG W/TERMINAL LUGS IN
Mounting MethodUNTHREADED HOLE(S)
Terminal TypeSCREW
Terminal Quantity2
Mounting Facility Quantity3
Style DesignatorPROJECTOR
Transducer TypeDIAPHRAGM
Impedance Rating in Ohms16.0 VOICE COIL NOMINAL
Power Rating25.00 WATTS NORMAL
Installation DesignNONPORTABLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-056-39425120-00-056-3942 INTERCHANGEABLE
Blade,nutdriver
General Services Administration Federal Supply Service
2520-00-350-29393641 INTERCHANGEABLE
Transmission,mechanical,vehicula
Dana Corp Spicer Transmission Div
6930-00-480-25753641 INTERCHANGEABLE
Brush Slip Ring
Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division
6940-00-487-08783641-K467 INTERCHANGEABLE
Amplifier Assembly,training Set
Scientific Atlanta Inc
6220-00-592-0268 INTERCHANGEABLE
Stop Light-Taillight,vehicular
3110-00-902-3775 INTERCHANGEABLE
Bearing,roller,needle
5315-00-982-19143641 INTERCHANGEABLE
Pin,toggle
Weber-Knapp Company Dba Weber-Knapp
5965-01-188-4349MM2TC INTERCHANGEABLE
Loudspeaker,permanent Magnet
Bosch Security Systems, Llc
4510-01-193-78983-782 INTERCHANGEABLE
Water Closet
Cr/pl Llc
7520-01-201-7791364-1 INTERCHANGEABLE
Marker,tube Type
Visual Systems Co Inc
Cross-Reference Index
Part NumberManufacturer
647592-2 Fidelity Amplifier Co (USA)
MM-2TC Altec Lansing Corp Sound Products Div (USA)
LS-211/U Fidelity Amplifier Co (USA)
3641 University Sound Inc Affil of Mark IV Industries Inc (USA)
MM2-11A University Sound Inc Affil of Mark IV Industries Inc (USA)
647592-2 Rca Corp Government and Commercial Systems Commercial Commications Systems Div (USA)
LHH9122 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
MM2-11A Global Market Development Inc Div Accusonic Voice Systems (USA)
MM-2TC Bosch Security Systems, Inc Dba R T S Systems Div Bosch Security Systems, Inc. (USA)
Related Parts
5120-00-056-3942INTERCHANGEABLE
BLADE,NUTDRIVER
5120-00-056-3942
2520-00-350-2939INTERCHANGEABLE
TRANSMISSION,MECHANICAL,VEHICULA
3641
6930-00-480-2575INTERCHANGEABLE
BRUSH SLIP RING
3641
6940-00-487-0878INTERCHANGEABLE
AMPLIFIER ASSEMBLY,TRAINING SET
3641-K467
6220-00-592-0268INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
3110-00-902-3775INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
5315-00-982-1914INTERCHANGEABLE
PIN,TOGGLE
3641
5965-01-188-4349INTERCHANGEABLE
LOUDSPEAKER,PERMANENT MAGNET
MM2TC
4510-01-193-7898INTERCHANGEABLE
WATER CLOSET
3-782
7520-01-201-7791INTERCHANGEABLE
MARKER,TUBE TYPE
364-1
5910-01-255-0577INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
4820-01-326-8994INTERCHANGEABLE
DISK,VALVE

Frequently Asked Questions

What is NSN 5965-00-222-7394?

NSN 5965-00-222-7394 is a Loudspeaker,permanent Magnet, manufactured by Fidelity Amplifier Co, classified under FSC 5965 (No Item Name Available). Status: active.

What are the part numbers for NSN 5965-00-222-7394?

NSN 5965-00-222-7394 has 9 cross-referenced part numbers: 647592-2 (Fidelity Amplifier Co), MM-2TC (Altec Lansing Corp Sound Products Div), LS-211/U (Fidelity Amplifier Co), 3641 (University Sound Inc Affil of Mark IV Industries Inc), MM2-11A (University Sound Inc Affil of Mark IV Industries Inc) and 4 more.

What NSN replaces 5965-00-222-7394?

There are 12 known substitutes for 5965-00-222-7394: 5120-00-056-3942, 2520-00-350-2939, 6930-00-480-2575 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 647592-2?

Key specifications for 647592-2: Overall Height: 7.560 INCHES NOMINAL IN; Overall Diameter: 6.875 INCHES NOMINAL IN; Usage Design: UNDERWATER; Frequency Response Range in Hertz: +350.0 TO 10000.0. 16 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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