PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

110B978G02Holder,electrical Contact Brush

Electric Machinery Dresser Industries Inc · NSN 5977-00-374-4583 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-374-4583 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-374-4583. Primary manufacturer part number: 110B978G02.
Features
  • Holder,electrical Contact Brush — FSC 5977
  • Mounting Facility Quantity: 2
  • Inside Length: 1.000 INCHES NOMINAL IN
  • Inside Thickness: 0.378 INCHES NOMINAL IN
  • Brush Pressure Spring Type Accommodated: SPIRAL TORSION
  • Inside Width: 0.629 INCHES NOMINAL IN
  • Brush Spring Adjustability: ADJUSTABLE
  • Overall Thickness: 2.812 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy Box construction
General Description

The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-374-4583, 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 Electric Machinery Dresser Industries Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5977-00-374-4583
Primary Part Number110B978G02
Item NameHolder,electrical Contact Brush
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerElectric Machinery Dresser Industries Inc
StatusCANCELLED
Mounting Facility Quantity2
Inside Length1.000 INCHES NOMINAL IN
Inside Thickness0.378 INCHES NOMINAL IN
Brush Pressure Spring Type AccommodatedSPIRAL TORSION
Inside Width0.629 INCHES NOMINAL IN
Brush Spring AdjustabilityADJUSTABLE
Overall Thickness2.812 INCHES NOMINAL IN
Terminal TypeSCREW
Mounting FacilityUNTHREADED HOLES
Terminal Quantity2
MaterialCOPPER ALLOY BOX
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5365-00-098-502310-40814-5 INTERCHANGEABLE
Bushing,nonmetallic
Amphenol Corp Div Amphenol Aerospace Operations
5999-00-224-594022-144 INTERCHANGEABLE
Contact,electrical
Eaton Corp Opns & Technical Center
5365-00-424-552322-144 INTERCHANGEABLE
Shim
Dresser Industries Inc Leroi Div
6125-00-691-170822143 INTERCHANGEABLE
Motor-Generator
Hyundai Ideal Electric Co.
5342-01-019-9123T94-AB-150 INTERCHANGEABLE
Mount,resilient,weapon System
Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp
3455-01-085-671119558 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5360-01-145-1544 INTERCHANGEABLE
Spring,helical,compression
6110-01-204-091922143 INTERCHANGEABLE
Switching Unit,power Transfer
Ward Leonard Ct Llc
4810-01-273-551822144 INTERCHANGEABLE
Valve,control
Mark Industries
5330-01-426-534622143 INTERCHANGEABLE
Gasket
Spx Fluid Power
Cross-Reference Index
Part NumberManufacturer
22144 Mcgraw-Edison Co Power Systems Co (USA)
110B978G02 PRIMARY Electric Machinery Dresser Industries Inc (USA)
MJ22144 Fabco Generators, Inc. Dba Fabco Power (USA)
04039-2380 Harsco Corp Bmy-Combat Systems Div (USA)
04039-2380 Asrc Federal Facilities Logistics, Llc (USA)
22143 Electric Machinery Dresser Industries Inc (USA)
4039-2380 Harsco Corp Bmy-Combat Systems Div (USA)
Related Parts
5365-00-098-5023INTERCHANGEABLE
BUSHING,NONMETALLIC
10-40814-5
5999-00-224-5940INTERCHANGEABLE
CONTACT,ELECTRICAL
22-144
5365-00-424-5523INTERCHANGEABLE
SHIM
22-144
6125-00-691-1708INTERCHANGEABLE
MOTOR-GENERATOR
22143
5342-01-019-9123INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
T94-AB-150
3455-01-085-6711INTERCHANGEABLE
REAMER,MACHINE
19558
5360-01-145-1544INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6110-01-204-0919INTERCHANGEABLE
SWITCHING UNIT,POWER TRANSFER
22143
4810-01-273-5518INTERCHANGEABLE
VALVE,CONTROL
22144
5330-01-426-5346INTERCHANGEABLE
GASKET
22143
9330-01-499-5753INTERCHANGEABLE
TAPE,FLAGGING

Frequently Asked Questions

What is NSN 5977-00-374-4583?

NSN 5977-00-374-4583 is a Holder,electrical Contact Brush, manufactured by Electric Machinery Dresser Industries Inc, classified under FSC 5977 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5977-00-374-4583?

NSN 5977-00-374-4583 has 7 cross-referenced part numbers: 22144 (Mcgraw-Edison Co Power Systems Co), 110B978G02 (Electric Machinery Dresser Industries Inc), MJ22144 (Fabco Generators, Inc. Dba Fabco Power), 04039-2380 (Harsco Corp Bmy-Combat Systems Div), 04039-2380 (Asrc Federal Facilities Logistics, Llc) and 2 more.

What NSN replaces 5977-00-374-4583?

There are 11 known substitutes for 5977-00-374-4583: 5365-00-098-5023, 5999-00-224-5940, 5365-00-424-5523 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 110B978G02?

Key specifications for 110B978G02: Mounting Facility Quantity: 2; Overall Width: 0.937 INCHES NOMINAL IN; Inside Length: 1.000 INCHES NOMINAL IN; Inside Thickness: 0.378 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5977-00-374-4583 still in active supply?

NSN 5977-00-374-4583 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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