PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M300Cushion,ear

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5965-00-280-3606 · FSC 5965 · No Item Name Available
Verified by PartsTable
NSN 5965-00-280-3606 — this item is cataloged by the U.S. Government under National Stock Number 5965-00-280-3606. Primary manufacturer part number: M300.
Features
  • Cushion,ear — FSC 5965
  • Earphone Cushion Thickness: 0.580 INCHES NOMINAL IN
  • Earphone Cushion Inside Diameter: 0.200 INCHES NOMINAL IN
  • Material: RUBBER EARPHONE CUSHION
  • Earphone Cushion Outside Diameter: 0.656 INCHES NOMINAL IN
  • Body Style: EARPHONE CUSHION, CIRCULAR
  • 3 verified cross-references
  • Primary manufacturer: Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Applications
  • Applications requiring Rubber Earphone Cushion construction
General Description

The Cushion,ear, cataloged under National Stock Number 5965-00-280-3606, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5965-00-280-3606
Primary Part NumberM300
Item NameCushion,ear
FSC / FSG5965 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Earphone Cushion Thickness0.580 INCHES NOMINAL IN
Earphone Cushion Inside Diameter0.200 INCHES NOMINAL IN
MaterialRUBBER EARPHONE CUSHION
Earphone Cushion Outside Diameter0.656 INCHES NOMINAL IN
Body StyleEARPHONE CUSHION, CIRCULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6540-00-001-01440001201449 INTERCHANGEABLE
Lens,ophthalmic,sphere
Dispensers Optical Service Corp
4330-00-081-6059M300 INTERCHANGEABLE
Filter Element,fluid
Oil Filter Co Inc
6685-00-312-831960-179 INTERCHANGEABLE
Thermometer,indicating,capillary
Dresser Industries Inc Leroi Div
5950-00-615-06551248008 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5120-00-900-1285 INTERCHANGEABLE
Wrench,torque
1650-01-018-242960179 INTERCHANGEABLE
Cup,detent
Parker-Hannifin Corporation Dba Control Systems Division
6115-01-110-8565 INTERCHANGEABLE
Generator,alternating Current
5998-01-192-7550 INTERCHANGEABLE
Circuit Card Assembly
5110-01-400-1418010 INTERCHANGEABLE
Shears,metal Cutting,hand
Stanley Tools Div of Stanley Works
6545-01-409-0163 INTERCHANGEABLE
Ob-Gyn Adapter Kit Assembly,fiel
Cross-Reference Index
Part NumberManufacturer
M300 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
60179 Acousticon Electronics (USA)
SCA7978 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
6540-00-001-0144INTERCHANGEABLE
LENS,OPHTHALMIC,SPHERE
0001201449
4330-00-081-6059INTERCHANGEABLE
FILTER ELEMENT,FLUID
M300
6685-00-312-8319INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
60-179
5950-00-615-0655INTERCHANGEABLE
TRANSFORMER,POWER
1248008
5120-00-900-1285INTERCHANGEABLE
WRENCH,TORQUE
1650-01-018-2429INTERCHANGEABLE
CUP,DETENT
60179
6115-01-110-8565INTERCHANGEABLE
GENERATOR,ALTERNATING CURRENT
5998-01-192-7550INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5110-01-400-1418INTERCHANGEABLE
SHEARS,METAL CUTTING,HAND
010
6545-01-409-0163INTERCHANGEABLE
OB-GYN ADAPTER KIT ASSEMBLY,FIEL
5140-01-474-5250INTERCHANGEABLE
BAG,TOOL
M300
5925-01-570-6642INTERCHANGEABLE
CIRCUIT BREAKER
60179

Frequently Asked Questions

What is NSN 5965-00-280-3606?

NSN 5965-00-280-3606 is a Cushion,ear, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5965 (No Item Name Available). Status: active.

What are the part numbers for NSN 5965-00-280-3606?

NSN 5965-00-280-3606 has 3 cross-referenced part numbers: M300 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 60179 (Acousticon Electronics), SCA7978 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 5965-00-280-3606?

There are 12 known substitutes for 5965-00-280-3606: 6540-00-001-0144, 4330-00-081-6059, 6685-00-312-8319 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M300?

Key specifications for M300: Earphone Cushion Thickness: 0.580 INCHES NOMINAL IN; Earphone Cushion Inside Diameter: 0.200 INCHES NOMINAL IN; Material: RUBBER EARPHONE CUSHION; Earphone Cushion Outside Diameter: 0.656 INCHES NOMINAL IN. 5 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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