PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-2956Brush,electrical Contact

Arco Electric Products Corp · NSN 5977-00-351-6952 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-351-6952 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-351-6952. Primary manufacturer part number: A-2956.
Features
  • Brush,electrical Contact — FSC 5977
  • Major Thickness: 0.340 INCHES NOMINAL IN
  • Top Style: FLAT
  • Material Document and Classification: NATIONAL CARBON CO GRADE CF35 MFR REF SINGLE MATERIAL RESPONSE
  • Material: CARBON
  • Style Designator: PAIRED
  • Length: 1.375 INCHES NOMINAL IN
  • Contact Face Style: FLAT
Applications
  • Applications requiring Carbon construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-351-6952, is classified within Federal Supply Class 5977 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Arco Electric Products Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5977-00-351-6952
Primary Part NumberA-2956
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerArco Electric Products Corp
StatusCANCELLED
Major Thickness0.340 INCHES NOMINAL IN
Top StyleFLAT
Material Document and ClassificationNATIONAL CARBON CO GRADE CF35 MFR REF SINGLE MATERIAL RESPONSE
MaterialCARBON
Style DesignatorPAIRED
Length1.375 INCHES NOMINAL IN
Contact Face StyleFLAT
Width1.120 INCHES NOMINAL IN
Shunt Insulation Provision and Quantity1 UNINSULATED
Brush Shunt Length4.500 INCHES NOMINAL SINGLE SHUNT IN
Body StyleWEDGE-SHAPE COMMUTATOR
Minor Thickness0.200 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5340-00-024-6679 INTERCHANGEABLE
Clamp,loop
5915-01-064-0512937663-1 INTERCHANGEABLE
Filter,radio Frequency Interfere
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
A-2956 Arco Electric Products Corp (USA)
RC11-3601 National Electrical Carbon Products, Inc. Div Electrical (USA)
A-2956 Dyna Corp (USA)
SC-D-104365-1 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
5340-00-024-6679INTERCHANGEABLE
CLAMP,LOOP
5915-01-064-0512INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
937663-1

Frequently Asked Questions

What is NSN 5977-00-351-6952?

NSN 5977-00-351-6952 is a Brush,electrical Contact, manufactured by Arco Electric Products Corp, classified under FSC 5977 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5977-00-351-6952?

NSN 5977-00-351-6952 has 4 cross-referenced part numbers: A-2956 (Arco Electric Products Corp), RC11-3601 (National Electrical Carbon Products, Inc. Div Electrical), A-2956 (Dyna Corp), SC-D-104365-1 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 5977-00-351-6952?

There are 2 known substitutes for 5977-00-351-6952: 5340-00-024-6679, 5915-01-064-0512. Verify interchangeability with system specifications before substitution.

What are the specifications of A-2956?

Key specifications for A-2956: Major Thickness: 0.340 INCHES NOMINAL IN; Top Style: FLAT; Material Document and Classification: NATIONAL CARBON CO GRADE CF35 MFR REF SINGLE MATERIAL RESPONSE; Material: CARBON. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5977-00-351-6952 still in active supply?

NSN 5977-00-351-6952 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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