PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3456Cushion,ear

Lockheed Martin Corporation · NSN 5965-01-513-5978 · FSC 5965 · No Item Name Available
Verified by PartsTable
NSN 5965-01-513-5978 — this item is cataloged by the U.S. Government under National Stock Number 5965-01-513-5978. Primary manufacturer part number: 3456.
Features
  • Cushion,ear — FSC 5965
  • 1 verified cross-reference
  • Primary manufacturer: Lockheed Martin Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cushion,ear, cataloged under National Stock Number 5965-01-513-5978, 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 Lockheed Martin Corporation. 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
NSN5965-01-513-5978
Primary Part Number3456
Item NameCushion,ear
FSC / FSG5965 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6220-00-070-3046 INTERCHANGEABLE
Motor-Gear Assy,lig
5310-00-515-8942110435 INTERCHANGEABLE
Nut,plain,hexagon
Telemechanics Inc
4730-00-723-1972932500 INTERCHANGEABLE
Adapter,straight,pipe to Boss
Eaton Aerospace, Llc Dba Jackson South
5330-00-983-00203456 INTERCHANGEABLE
Gasket
L3harris Interstate Electronics Corporation
5970-01-082-33223-456 INTERCHANGEABLE
Insulator,washer
Raytheon Company Dba Raytheon Co
4921-01-292-45553456 INTERCHANGEABLE
Cabinet,test Set
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3220-01-390-6991 INTERCHANGEABLE
Saw,radial Overarm,woodworking
5315-01-581-53283456 INTERCHANGEABLE
Pin,spring
DP Manufacturing Inc.
5970-01-675-01513456 INTERCHANGEABLE
Tape,insulation,electrical
Plymouth Products Corp
Cross-Reference Index
Part NumberManufacturer
3456 PRIMARY Lockheed Martin Corporation (USA)
Related Parts
6220-00-070-3046INTERCHANGEABLE
MOTOR-GEAR ASSY,LIG
5310-00-515-8942INTERCHANGEABLE
NUT,PLAIN,HEXAGON
110435
4730-00-723-1972INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO BOSS
932500
5330-00-983-0020INTERCHANGEABLE
GASKET
3456
5970-01-082-3322INTERCHANGEABLE
INSULATOR,WASHER
3-456
4921-01-292-4555INTERCHANGEABLE
CABINET,TEST SET
3456
3220-01-390-6991INTERCHANGEABLE
SAW,RADIAL OVERARM,WOODWORKING
5315-01-581-5328INTERCHANGEABLE
PIN,SPRING
3456
5970-01-675-0151INTERCHANGEABLE
TAPE,INSULATION,ELECTRICAL
3456

Frequently Asked Questions

What is NSN 5965-01-513-5978?

NSN 5965-01-513-5978 is a Cushion,ear, manufactured by Lockheed Martin Corporation, classified under FSC 5965 (No Item Name Available). Status: active.

What are the part numbers for NSN 5965-01-513-5978?

NSN 5965-01-513-5978 has 1 cross-referenced part number: 3456 (Lockheed Martin Corporation).

What NSN replaces 5965-01-513-5978?

There are 9 known substitutes for 5965-01-513-5978: 6220-00-070-3046, 5310-00-515-8942, 4730-00-723-1972 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3456?

Key specifications for 3456: Part Name Assigned by Controlling Agency: MUFF PADS; End Item Identification: TEST AND SUPPORT EQUIPMENT, APACHE HELICOPTER. 2 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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