PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101Brush,electrical Contact

Busch Tractor Inc Dba Buschwackers · NSN 5977-00-669-9883 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-669-9883 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-669-9883. Primary manufacturer part number: 101.
Features
  • Brush,electrical Contact — FSC 5977
  • Style Designator: ONE PIECE
  • Contact Face Style: CONCAVE
  • Precious Material and Location: BRUSH SILVER
  • Material Document and Classification: SUPERIOR CARBON PRODUCTS INC GRADE SG54 MFR REF SINGLE MATERIAL RESPONSE
  • Pressure Spring Type and Quantity: 1 CYLINDRICAL
  • Length: 0.250 INCHES NOMINAL IN
  • Precious Material and Weight: 0.040 SILVER GRAINS, TROY
Applications
  • Applications requiring Silver Graphite construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-669-9883, 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 Busch Tractor Inc Dba Buschwackers. Government technical data includes 12 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-669-9883
Primary Part Number101
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerBusch Tractor Inc Dba Buschwackers
StatusACTIVE
Style DesignatorONE PIECE
Contact Face StyleCONCAVE
Precious Material and LocationBRUSH SILVER
Material Document and ClassificationSUPERIOR CARBON PRODUCTS INC GRADE SG54 MFR REF SINGLE MATERIAL RESPONSE
Pressure Spring Type and Quantity1 CYLINDRICAL
Length0.250 INCHES NOMINAL IN
Precious Material and Weight0.040 SILVER GRAINS, TROY
Shunt Insulation Provision and Quantity1 UNINSULATED
Precious MaterialSILVER
MaterialSILVER GRAPHITE
Thickness0.185 INCHES NOMINAL IN
Body StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-065-4903 INTERCHANGEABLE
Handle,socket Wrench
3110-00-144-8488110381-3 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5930-00-258-5960B-5-4 INTERCHANGEABLE
Switch,pressure
Ellis & Watts International, Llc
3030-00-274-6079B54 INTERCHANGEABLE
Belt,v
Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division
5940-00-706-93697069369 INTERCHANGEABLE
Terminal,lug
U S Army Tank Automotive Command Amsta-Im-Mm
5340-00-819-0546SSB-54 INTERCHANGEABLE
Plunger,quick Release
Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier
5120-00-833-2175B-54 INTERCHANGEABLE
Screwdriver,offset
Ngk Metals Corporation Dba N G K Berylco
3030-00-849-3881B54 INTERCHANGEABLE
Belt,v
Emerson Electric Co Browning Mfg Div
3110-01-068-2977 INTERCHANGEABLE
Bearing,ball,thrust
4730-01-233-3434 INTERCHANGEABLE
Coupling Half,quick Disconnect
Cross-Reference Index
Part NumberManufacturer
B54 Carbone of America Corporation Div Superior Carbon Products Division (USA)
101 PRIMARY Busch Tractor Inc Dba Buschwackers (USA)
Related Parts
5120-00-065-4903INTERCHANGEABLE
HANDLE,SOCKET WRENCH
3110-00-144-8488INTERCHANGEABLE
BEARING,BALL,ANNULAR
110381-3
5930-00-258-5960INTERCHANGEABLE
SWITCH,PRESSURE
B-5-4
3030-00-274-6079INTERCHANGEABLE
BELT,V
B54
5940-00-706-9369INTERCHANGEABLE
TERMINAL,LUG
7069369
5340-00-819-0546INTERCHANGEABLE
PLUNGER,QUICK RELEASE
SSB-54
5120-00-833-2175INTERCHANGEABLE
SCREWDRIVER,OFFSET
B-54
3030-00-849-3881INTERCHANGEABLE
BELT,V
B54
3110-01-068-2977INTERCHANGEABLE
BEARING,BALL,THRUST
4730-01-233-3434INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
3530-01-280-4270INTERCHANGEABLE
GUIDE,THREAD,SEWING MACHINE
B54
4140-01-333-7281INTERCHANGEABLE
FAN,CENTRIFUGAL
B-54

Frequently Asked Questions

What is NSN 5977-00-669-9883?

NSN 5977-00-669-9883 is a Brush,electrical Contact, manufactured by Busch Tractor Inc Dba Buschwackers, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-669-9883?

NSN 5977-00-669-9883 has 2 cross-referenced part numbers: B54 (Carbone of America Corporation Div Superior Carbon Products Division), 101 (Busch Tractor Inc Dba Buschwackers).

What NSN replaces 5977-00-669-9883?

There are 12 known substitutes for 5977-00-669-9883: 5120-00-065-4903, 3110-00-144-8488, 5930-00-258-5960 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 101?

Key specifications for 101: Style Designator: ONE PIECE; Contact Face Style: CONCAVE; Precious Material and Location: BRUSH SILVER; Material Document and Classification: SUPERIOR CARBON PRODUCTS INC GRADE SG54 MFR REF SINGLE MATERIAL RESPONSE. 12 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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