PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S100489-00Brush,electrical Contact

Stone Safety Corp · NSN 5977-00-552-1986 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-552-1986 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-552-1986. Primary manufacturer part number: S100489-00.
Features
  • Brush,electrical Contact — FSC 5977
  • Thickness: 0.750 INCHES NOMINAL IN
  • Material: ELECTROGRAPHITIC
  • Brush Shunt Length: 4.000 INCHES NOMINAL SINGLE SHUNT IN
  • Style Designator: ONE PIECE
  • Shunt Insulation Provision and Quantity: 1 UNINSULATED
  • Material Document and Classification: OHIO CARBON CO,GR BCH MFR REF SINGLE MATERIAL RESPONSE
  • Contact Face Style: FLAT
Applications
  • Applications requiring Electrographitic construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-552-1986, 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 3 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
NSN5977-00-552-1986
Primary Part NumberS100489-00
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerStone Safety Corp
StatusACTIVE
Thickness0.750 INCHES NOMINAL IN
MaterialELECTROGRAPHITIC
Brush Shunt Length4.000 INCHES NOMINAL SINGLE SHUNT IN
Style DesignatorONE PIECE
Shunt Insulation Provision and Quantity1 UNINSULATED
Material Document and ClassificationOHIO CARBON CO,GR BCH MFR REF SINGLE MATERIAL RESPONSE
Contact Face StyleFLAT
Terminal Type and Quantity1 STRAIGHT W/SLOT
Top StyleFLAT
Length1.500 INCHES NOMINAL IN
Body StyleRECTANGULAR COMMUTATOR
Shunt Position Designator6
Width1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5340-00-299-0638 INTERCHANGEABLE
Hanger,pipe
4820-01-286-9735546-00 INTERCHANGEABLE
Stem,fluid Valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
1550-01-562-805254600 INTERCHANGEABLE
Unmanned Aircraft
Aerovironment, Inc. Dba Aerovironment Inc
1055-01-706-952854600 INTERCHANGEABLE
Launcher,practice,subcaliber Amm
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
Cross-Reference Index
Part NumberManufacturer
S100489-00 Stone Safety Corp (USA)
ANSI/NEMA PUB NO. CB1 National Electrical Mfrs Assn (USA)
54600 Stone Safety Corp (USA)
Related Parts
5340-00-299-0638INTERCHANGEABLE
HANGER,PIPE
4820-01-286-9735INTERCHANGEABLE
STEM,FLUID VALVE
546-00
1550-01-562-8052INTERCHANGEABLE
UNMANNED AIRCRAFT
54600
1055-01-706-9528INTERCHANGEABLE
LAUNCHER,PRACTICE,SUBCALIBER AMM
54600

Frequently Asked Questions

What is NSN 5977-00-552-1986?

NSN 5977-00-552-1986 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 5977-00-552-1986?

NSN 5977-00-552-1986 has 3 cross-referenced part numbers: S100489-00 (Stone Safety Corp), ANSI/NEMA PUB NO. CB1 (National Electrical Mfrs Assn), 54600 (Stone Safety Corp).

What NSN replaces 5977-00-552-1986?

There are 4 known substitutes for 5977-00-552-1986: 5340-00-299-0638, 4820-01-286-9735, 1550-01-562-8052 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S100489-00?

Key specifications for S100489-00: Thickness: 0.750 INCHES NOMINAL IN; Material: ELECTROGRAPHITIC; Brush Shunt Length: 4.000 INCHES NOMINAL SINGLE SHUNT IN; Style Designator: ONE PIECE. 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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