PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B5946Holder,electrical Contact Brush

Marathon Electric Mfg Corp · NSN 5977-00-096-2835 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-096-2835 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-096-2835. Primary manufacturer part number: B5946.
Features
  • Holder,electrical Contact Brush — FSC 5977
  • Inside Thickness: 0.500 INCHES NOMINAL IN
  • Brush Pressure Spring Type Accommodated: HELICAL TORSION
  • Mounting Facility: UNTHREADED HOLES
  • Brush Spring Adjustability: ADJUSTABLE
  • Brush Quantity Accommodated Per Holder: 1
  • Inside Length: 1.125 INCHES NOMINAL IN
  • Mounting Facility Quantity: 1
Applications
  • Applications requiring Copper Alloy Box construction
General Description

The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-096-2835, 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 Marathon Electric Mfg Corp. Government technical data includes 10 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-096-2835
Primary Part NumberB5946
Item NameHolder,electrical Contact Brush
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerMarathon Electric Mfg Corp
StatusACTIVE
Inside Thickness0.500 INCHES NOMINAL IN
Brush Pressure Spring Type AccommodatedHELICAL TORSION
Mounting FacilityUNTHREADED HOLES
Brush Spring AdjustabilityADJUSTABLE
Brush Quantity Accommodated Per Holder1
Inside Length1.125 INCHES NOMINAL IN
Mounting Facility Quantity1
MaterialCOPPER ALLOY BOX
Overall Thickness3.047 INCHES NOMINAL IN
Inside Width1.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5977-00-096-2836B5946 INTERCHANGEABLE
Holder,electrical Contact Brush
William S Guttenberg Dba Wilco Electric Company
5995-01-154-478927794 INTERCHANGEABLE
Cable Assembly,radio Frequency
Viant Collegeville Llc
Cross-Reference Index
Part NumberManufacturer
B5946 Marathon Electric Mfg Corp (USA)
Related Parts
5977-00-096-2836INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
B5946
5995-01-154-4789INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
27794

Frequently Asked Questions

What is NSN 5977-00-096-2835?

NSN 5977-00-096-2835 is a Holder,electrical Contact Brush, manufactured by Marathon Electric Mfg Corp, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-096-2835?

NSN 5977-00-096-2835 has 1 cross-referenced part number: B5946 (Marathon Electric Mfg Corp).

What NSN replaces 5977-00-096-2835?

There are 2 known substitutes for 5977-00-096-2835: 5977-00-096-2836, 5995-01-154-4789. Verify interchangeability with system specifications before substitution.

What are the specifications of B5946?

Key specifications for B5946: Overall Length: 2.250 INCHES NOMINAL IN; Overall Width: 1.750 INCHES NOMINAL IN; Inside Thickness: 0.500 INCHES NOMINAL IN; Brush Pressure Spring Type Accommodated: HELICAL TORSION. 12 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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