PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70-373711-304-3-02Brush,electrical Contact

Helwig Carbon Products Inc · NSN 5977-00-284-9544 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-284-9544 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-284-9544. Primary manufacturer part number: 70-373711-304-3-02.
Features
  • Brush,electrical Contact — FSC 5977
  • Shunt Position Designator: 2
  • Brush Shunt Length: 2.625 INCHES NOMINAL SINGLE SHUNT IN
  • Terminal Slot Width: 0.219 INCHES NOMINAL IN
  • Style Designator: ONE PIECE
  • Length: 1.188 INCHES NOMINAL IN
  • Top Style: FLAT
  • Bevel Angle: 15.0 DEGREES NOMINAL
Applications
  • Applications requiring Graphite construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-284-9544, 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 Helwig Carbon Products Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-284-9544
Primary Part Number70-373711-304-3-02
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerHelwig Carbon Products Inc
StatusACTIVE
Shunt Position Designator2
Brush Shunt Length2.625 INCHES NOMINAL SINGLE SHUNT IN
Terminal Slot Width0.219 INCHES NOMINAL IN
Style DesignatorONE PIECE
Length1.188 INCHES NOMINAL IN
Top StyleFLAT
Bevel Angle15.0 DEGREES NOMINAL
Contact Face StyleBEVELED
MaterialGRAPHITE
Body StyleRECTANGULAR COMMUTATOR
Shunt Insulation Provision and Quantity1 INSULATED
Thickness0.373 INCHES NOMINAL IN
Terminal Type and Quantity1 STRAIGHT W/SLOT
Material Document and ClassificationHELWIG CARBON GRADE H35 MFR REF SINGLE MATERIAL RESPONSE
Width0.373 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-044-4129 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
5388541 Rolls-Royce Solutions America Inc (USA)
5388541 General Motors Corp (USA)
G196-01-1002 Us Army Aviation and Missile Command (USA)
5388541 General Motors Corp Delco Products Div Machine Control Systems (USA)
M-5388541 Miraj Corp (USA)
70-373711-304-3-02 PRIMARY Helwig Carbon Products Inc (USA)
Related Parts
5962-01-044-4129INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5977-00-284-9544?

NSN 5977-00-284-9544 is a Brush,electrical Contact, manufactured by Helwig Carbon Products Inc, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-284-9544?

NSN 5977-00-284-9544 has 6 cross-referenced part numbers: 5388541 (Rolls-Royce Solutions America Inc), 5388541 (General Motors Corp), G196-01-1002 (Us Army Aviation and Missile Command), 5388541 (General Motors Corp Delco Products Div Machine Control Systems), M-5388541 (Miraj Corp) and 1 more.

What NSN replaces 5977-00-284-9544?

There is 1 known substitute for 5977-00-284-9544: 5962-01-044-4129. Verify interchangeability with system specifications before substitution.

What are the specifications of 70-373711-304-3-02?

Key specifications for 70-373711-304-3-02: Shunt Position Designator: 2; Brush Shunt Length: 2.625 INCHES NOMINAL SINGLE SHUNT IN; Terminal Slot Width: 0.219 INCHES NOMINAL IN; Style Designator: ONE PIECE. 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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