PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54650Brush,electrical Contact

Stone Safety Corp · NSN 5977-00-285-0304 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-285-0304 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-285-0304. Primary manufacturer part number: 54650.
Features
  • Brush,electrical Contact — FSC 5977
  • Angle: 40.0 DEGREES NOMINAL
  • Contact Face Style: FLAT
  • Material Document and Classification: KEYSTONE CARBON CO,GRADE FA16 MFR REF SINGLE MATERIAL RESPONSE
  • Bevel Angle: 30.0 DEGREES NOMINAL
  • Shunt Insulation Provision and Quantity: 1 UNINSULATED
  • Brush Shunt Length: 4.500 INCHES NOMINAL SINGLE SHUNT IN
  • Style Designator: PAIRED
Applications
  • Applications requiring Metal Graphite construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-285-0304, 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 Stone Safety Corp. Government technical data includes 13 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-285-0304
Primary Part Number54650
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerStone Safety Corp
StatusACTIVE
Angle40.0 DEGREES NOMINAL
Contact Face StyleFLAT
Material Document and ClassificationKEYSTONE CARBON CO,GRADE FA16 MFR REF SINGLE MATERIAL RESPONSE
Bevel Angle30.0 DEGREES NOMINAL
Shunt Insulation Provision and Quantity1 UNINSULATED
Brush Shunt Length4.500 INCHES NOMINAL SINGLE SHUNT IN
Style DesignatorPAIRED
MaterialMETAL GRAPHITE
Terminal Type and Quantity1 STRAIGHT W/SLOT
Thickness1.000 INCHES NOMINAL IN
Length2.000 INCHES NOMINAL IN
Width1.500 INCHES NOMINAL IN
Body StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4730-00-359-0230F11409 INTERCHANGEABLE
Bolt,fluid Passage
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
2990-01-166-308414033585 INTERCHANGEABLE
Pipe,exhaust
General Motors Llc Dba General Motors Llc
5995-01-345-86683050059-1 INTERCHANGEABLE
Cable Assembly,radio Frequency
Raytheon Company Dba Raytheon
5820-01-688-038254650 INTERCHANGEABLE
Receiver,radio
Logos Imaging Llc
Cross-Reference Index
Part NumberManufacturer
54650 Stone Safety Corp (USA)
ANSI/NEMA PUB NO. CB1 National Electrical Mfrs Assn (USA)
Related Parts
4730-00-359-0230INTERCHANGEABLE
BOLT,FLUID PASSAGE
F11409
2990-01-166-3084INTERCHANGEABLE
PIPE,EXHAUST
14033585
5995-01-345-8668INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
3050059-1
5820-01-688-0382INTERCHANGEABLE
RECEIVER,RADIO
54650

Frequently Asked Questions

What is NSN 5977-00-285-0304?

NSN 5977-00-285-0304 is a Brush,electrical Contact, manufactured by Stone Safety Corp, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-285-0304?

NSN 5977-00-285-0304 has 2 cross-referenced part numbers: 54650 (Stone Safety Corp), ANSI/NEMA PUB NO. CB1 (National Electrical Mfrs Assn).

What NSN replaces 5977-00-285-0304?

There are 4 known substitutes for 5977-00-285-0304: 4730-00-359-0230, 2990-01-166-3084, 5995-01-345-8668 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54650?

Key specifications for 54650: Angle: 40.0 DEGREES NOMINAL; Contact Face Style: FLAT; Material Document and Classification: KEYSTONE CARBON CO,GRADE FA16 MFR REF SINGLE MATERIAL RESPONSE; Bevel Angle: 30.0 DEGREES NOMINAL. 13 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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