PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54437Brush,electrical Contact

Stone Safety Corp · NSN 5977-00-238-9189 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-238-9189 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-238-9189. Primary manufacturer part number: 54437.
Features
  • Brush,electrical Contact — FSC 5977
  • Thickness: 0.375 INCHES NOMINAL IN
  • Length: 1.000 INCHES NOMINAL IN
  • Material Document and Classification: UNION CARBIDE CORP,GR 255 MFR REF SINGLE MATERIAL RESPONSE
  • Contact Face Style: FLAT
  • Terminal Type and Quantity: 1 STRAIGHT W/SLOT
  • Brush Shunt Length: 3.500 INCHES NOMINAL SINGLE SHUNT IN
  • Width: 0.500 INCHES NOMINAL IN
Applications
  • Applications requiring Electrographitic construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-238-9189, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5977-00-238-9189
Primary Part Number54437
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerStone Safety Corp
StatusCANCELLED
Thickness0.375 INCHES NOMINAL IN
Length1.000 INCHES NOMINAL IN
Material Document and ClassificationUNION CARBIDE CORP,GR 255 MFR REF SINGLE MATERIAL RESPONSE
Contact Face StyleFLAT
Terminal Type and Quantity1 STRAIGHT W/SLOT
Brush Shunt Length3.500 INCHES NOMINAL SINGLE SHUNT IN
Width0.500 INCHES NOMINAL IN
Body StyleRECTANGULAR COMMUTATOR
Style DesignatorPAIRED
MaterialELECTROGRAPHITIC
Shunt Insulation Provision and Quantity1 UNINSULATED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5920-00-031-5181 INTERCHANGEABLE
Fuseholder,extractor Post
1240-00-382-038354437 INTERCHANGEABLE
Shoe
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3655-00-932-3000 INTERCHANGEABLE
Tank,storage,liquid Argon-Nitrog
6145-01-342-961654437 INTERCHANGEABLE
Cable,radio Frequency
Semflex, Inc.
2540-01-459-1130 INTERCHANGEABLE
Cover,fitted,vehicular Body
5995-01-700-0430405126-01 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Cgi Federal Inc. Dba Cgi
Cross-Reference Index
Part NumberManufacturer
54437 Stone Safety Corp (USA)
Related Parts
5920-00-031-5181INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
1240-00-382-0383INTERCHANGEABLE
SHOE
54437
3655-00-932-3000INTERCHANGEABLE
TANK,STORAGE,LIQUID ARGON-NITROG
6145-01-342-9616INTERCHANGEABLE
CABLE,RADIO FREQUENCY
54437
2540-01-459-1130INTERCHANGEABLE
COVER,FITTED,VEHICULAR BODY
5995-01-700-0430INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
405126-01

Frequently Asked Questions

What is NSN 5977-00-238-9189?

NSN 5977-00-238-9189 is a Brush,electrical Contact, manufactured by Stone Safety Corp, classified under FSC 5977 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5977-00-238-9189?

NSN 5977-00-238-9189 has 1 cross-referenced part number: 54437 (Stone Safety Corp).

What NSN replaces 5977-00-238-9189?

There are 6 known substitutes for 5977-00-238-9189: 5920-00-031-5181, 1240-00-382-0383, 3655-00-932-3000 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54437?

Key specifications for 54437: Thickness: 0.375 INCHES NOMINAL IN; Length: 1.000 INCHES NOMINAL IN; Material Document and Classification: UNION CARBIDE CORP,GR 255 MFR REF SINGLE MATERIAL RESPONSE; Contact Face Style: FLAT. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5977-00-238-9189 still in active supply?

NSN 5977-00-238-9189 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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