PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26946Holder,electrical Contact Brush

Prestolite Electric Inc · NSN 5977-00-284-8357 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-284-8357 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-284-8357. Primary manufacturer part number: 26946.
Features
  • Holder,electrical Contact Brush — FSC 5977
  • Terminal Type: SCREW
  • Mounting Facility: THREADED HOLES
  • Mounting Facility Quantity: 2
  • Inside Length: 0.625 INCHES NOMINAL IN
  • Brush Quantity Accommodated Per Holder: 2
  • Style Designator: RECTANGLE PARALLEL
  • Brush Pressure Spring Type Accommodated: HELICAL TORSION
Applications
  • Applications requiring Copper Alloy Box construction
General Description

The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-284-8357, 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 Prestolite Electric Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5977-00-284-8357
Primary Part Number26946
Item NameHolder,electrical Contact Brush
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerPrestolite Electric Inc
StatusCANCELLED
Terminal TypeSCREW
Mounting FacilityTHREADED HOLES
Mounting Facility Quantity2
Inside Length0.625 INCHES NOMINAL IN
Brush Quantity Accommodated Per Holder2
Style DesignatorRECTANGLE PARALLEL
Brush Pressure Spring Type AccommodatedHELICAL TORSION
Overall Thickness1.750 INCHES NOMINAL IN
Brush Spring AdjustabilityADJUSTABLE
Inside Width0.812 INCHES NOMINAL IN
Inside Thickness0.375 INCHES NOMINAL IN
MaterialCOPPER ALLOY BOX
Terminal Quantity4
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5305-00-021-3806001-020121-000 INTERCHANGEABLE
Screw,cap,hexagon Head
Insitu, Inc.
5935-00-303-0764372-1078-000 INTERCHANGEABLE
Backshell,electrical Connector
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5331-00-350-9013 INTERCHANGEABLE
O-Ring
3120-00-662-3030B26946 INTERCHANGEABLE
Bearing,sleeve
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5120-00-972-0428JC5307 INTERCHANGEABLE
Wrench,control Port
Johnson Controls, Inc Div Building Efficiency
Cross-Reference Index
Part NumberManufacturer
M007026946 Prestolite Electric Inc (USA)
M007026946 Prestolite Electric Inc (USA)
3384702 General Motors Corp (USA)
3384702 Hatch & Kirk, Inc. (USA)
26946 PRIMARY Prestolite Electric Inc (USA)
3384702 General Motors Corp Electro-Motive Div (USA)
26946 Prestolite Electric Inc (USA)
S26946 Prestolite Electric Inc (USA)
S26946 Prestolite Electric Inc (USA)
Related Parts
5305-00-021-3806INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
001-020121-000
5935-00-303-0764INTERCHANGEABLE
BACKSHELL,ELECTRICAL CONNECTOR
372-1078-000
5331-00-350-9013INTERCHANGEABLE
O-RING
3120-00-662-3030INTERCHANGEABLE
BEARING,SLEEVE
B26946
5120-00-972-0428INTERCHANGEABLE
WRENCH,CONTROL PORT
JC5307

Frequently Asked Questions

What is NSN 5977-00-284-8357?

NSN 5977-00-284-8357 is a Holder,electrical Contact Brush, manufactured by Prestolite Electric Inc, classified under FSC 5977 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5977-00-284-8357?

NSN 5977-00-284-8357 has 9 cross-referenced part numbers: M007026946 (Prestolite Electric Inc), M007026946 (Prestolite Electric Inc), 3384702 (General Motors Corp), 3384702 (Hatch & Kirk, Inc.), 26946 (Prestolite Electric Inc) and 4 more.

What NSN replaces 5977-00-284-8357?

There are 5 known substitutes for 5977-00-284-8357: 5305-00-021-3806, 5935-00-303-0764, 5331-00-350-9013 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26946?

Key specifications for 26946: Terminal Type: SCREW; Overall Length: 0.812 INCHES NOMINAL IN; Mounting Facility: THREADED HOLES; Mounting Facility Quantity: 2. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5977-00-284-8357 still in active supply?

NSN 5977-00-284-8357 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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