PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15045BR74Brush,electrical Contact

Elf Atochem North America Inc · NSN 5977-00-384-8901 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-384-8901 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-384-8901. Primary manufacturer part number: 15045BR74.
Features
  • Brush,electrical Contact — FSC 5977
  • Width: 1.250 INCHES NOMINAL IN
  • Brush Shunt Length: 5.000 INCHES NOMINAL ALL SHUNTS IN
  • Contact Face Style: FLAT
  • Angle: 20.0 DEGREES NOMINAL
  • Shunt Insulation Provision and Quantity: 2 INSULATED
  • Terminal Type and Quantity: 1 YOKE W/SLOT
  • Material Document and Classification: KEYSTONE CARBON GR FA16 MFR REF SINGLE MATERIAL RESPONSE
Applications
  • Applications requiring Metal Graphite construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-384-8901, 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 Elf Atochem North America Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-384-8901
Primary Part Number15045BR74
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerElf Atochem North America Inc
StatusACTIVE
Width1.250 INCHES NOMINAL IN
Brush Shunt Length5.000 INCHES NOMINAL ALL SHUNTS IN
Contact Face StyleFLAT
Angle20.0 DEGREES NOMINAL
Shunt Insulation Provision and Quantity2 INSULATED
Terminal Type and Quantity1 YOKE W/SLOT
Material Document and ClassificationKEYSTONE CARBON GR FA16 MFR REF SINGLE MATERIAL RESPONSE
Style DesignatorONE PIECE
Shunt Position Designator3 AND 9
Body StyleRECTANGULAR
Thickness1.000 INCHES NOMINAL IN
MaterialMETAL GRAPHITE
Length2.000 INCHES NOMINAL IN
Terminal Slot Width0.312 INCHES NOMINAL IN
Top StyleBEVELED FRONT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5977-00-239-4090 INTERCHANGEABLE
Brush,electrical Contact
5977-00-239-41023141-BZ INTERCHANGEABLE
Brush,electrical Contact
Reliance Electric Company Dba Reliance & Dodge Brands
5977-00-557-6056894A507PT1 INTERCHANGEABLE
Brush,electrical Contact
General Electric Co Direct Current Motor and Generator Dept
Cross-Reference Index
Part NumberManufacturer
15045BR74 PRIMARY Elf Atochem North America Inc (USA)
NEMA CB 1-1956 National Electrical Mfrs Assn (USA)
Related Parts
5977-00-239-4090INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
5977-00-239-4102INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
3141-BZ
5977-00-557-6056INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
894A507PT1

Frequently Asked Questions

What is NSN 5977-00-384-8901?

NSN 5977-00-384-8901 is a Brush,electrical Contact, manufactured by Elf Atochem North America Inc, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-384-8901?

NSN 5977-00-384-8901 has 2 cross-referenced part numbers: 15045BR74 (Elf Atochem North America Inc), NEMA CB 1-1956 (National Electrical Mfrs Assn).

What NSN replaces 5977-00-384-8901?

There are 3 known substitutes for 5977-00-384-8901: 5977-00-239-4090, 5977-00-239-4102, 5977-00-557-6056. Verify interchangeability with system specifications before substitution.

What are the specifications of 15045BR74?

Key specifications for 15045BR74: Width: 1.250 INCHES NOMINAL IN; Brush Shunt Length: 5.000 INCHES NOMINAL ALL SHUNTS IN; Contact Face Style: FLAT; Angle: 20.0 DEGREES NOMINAL. 15 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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