PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18-6417Holder,electrical Contact Brush

Kurz & Root Generator Company, Llc · NSN 5977-00-678-0127 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-678-0127 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-678-0127. Primary manufacturer part number: 18-6417.
Features
  • Holder,electrical Contact Brush — FSC 5977
  • Inside Width: 0.375 INCHES NOMINAL IN
  • Furnished Items and Quantity: 2 HEXAGON NUT
  • Brush Quantity Accommodated Per Holder: 1
  • Inside Thickness: 0.375 INCHES NOMINAL IN
  • Style Designator: RECTANGLE
  • Mounting Facility Quantity: 1
  • Brush Pressure Spring Type Accommodated: HELICAL TORSION
Applications
  • Applications requiring Copper Alloy Box construction
General Description

The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-678-0127, 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 Kurz & Root Generator Company, Llc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN5977-00-678-0127
Primary Part Number18-6417
Item NameHolder,electrical Contact Brush
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerKurz & Root Generator Company, Llc
StatusACTIVE
Inside Width0.375 INCHES NOMINAL IN
Furnished Items and Quantity2 HEXAGON NUT
Brush Quantity Accommodated Per Holder1
Inside Thickness0.375 INCHES NOMINAL IN
Style DesignatorRECTANGLE
Mounting Facility Quantity1
Brush Pressure Spring Type AccommodatedHELICAL TORSION
Mounting FacilityBRACKET(S)
Inside Length1.812 INCHES NOMINAL IN
Brush Spring AdjustabilityADJUSTABLE
Terminal TypeTHREADED STUD
Overall Thickness1.250 INCHES NOMINAL IN
Terminal Quantity1
MaterialCOPPER ALLOY BOX
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5960-00-050-4591 INTERCHANGEABLE
Electron Tube
3110-00-144-89336417 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5950-00-274-72266417 INTERCHANGEABLE
Coil,radio Frequency
Caddell Burns Manufacturing Co Inc
5930-00-327-782586G1317 INTERCHANGEABLE
Switch,rotary
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5977-00-358-18116417 INTERCHANGEABLE
Holder,electrical Contact Brush
Kurz & Root Generator Company, Llc
6210-00-411-01086417 INTERCHANGEABLE
Filter,signal Light
Carlisle & Finch Co
5935-00-435-377264-17 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corp Div Amphenol Aerospace Operations
5915-00-478-32472921066-7 INTERCHANGEABLE
Filter,band Pass
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5999-00-493-7869186417 INTERCHANGEABLE
Contact,electrical
Telemechanics Inc
6150-00-519-5294860841 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Dana Off Highway Products, Llc
Cross-Reference Index
Part NumberManufacturer
JHP39-87 Hollingsworth John R Co (USA)
A7300-1 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
18-6417 PRIMARY Kurz & Root Generator Company, Llc (USA)
JHP33-31 Hollingsworth John R Co (USA)
6417 Kurz & Root Generator Company, Llc (USA)
Related Parts
5960-00-050-4591INTERCHANGEABLE
ELECTRON TUBE
3110-00-144-8933INTERCHANGEABLE
BEARING,BALL,ANNULAR
6417
5950-00-274-7226INTERCHANGEABLE
COIL,RADIO FREQUENCY
6417
5930-00-327-7825INTERCHANGEABLE
SWITCH,ROTARY
86G1317
5977-00-358-1811INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
6417
6210-00-411-0108INTERCHANGEABLE
FILTER,SIGNAL LIGHT
6417
5935-00-435-3772INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
64-17
5915-00-478-3247INTERCHANGEABLE
FILTER,BAND PASS
2921066-7
5999-00-493-7869INTERCHANGEABLE
CONTACT,ELECTRICAL
186417
6150-00-519-5294INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
860841
6510-00-721-9805INTERCHANGEABLE
SPONGE,SURGICAL
6417
1560-00-794-9192INTERCHANGEABLE
ADAPTER,PRESSURE FUEL SERVICING
6417

Frequently Asked Questions

What is NSN 5977-00-678-0127?

NSN 5977-00-678-0127 is a Holder,electrical Contact Brush, manufactured by Kurz & Root Generator Company, Llc, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-678-0127?

NSN 5977-00-678-0127 has 5 cross-referenced part numbers: JHP39-87 (Hollingsworth John R Co), A7300-1 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 18-6417 (Kurz & Root Generator Company, Llc), JHP33-31 (Hollingsworth John R Co), 6417 (Kurz & Root Generator Company, Llc).

What NSN replaces 5977-00-678-0127?

There are 12 known substitutes for 5977-00-678-0127: 5960-00-050-4591, 3110-00-144-8933, 5950-00-274-7226 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18-6417?

Key specifications for 18-6417: Overall Width: 0.562 INCHES NOMINAL IN; Inside Width: 0.375 INCHES NOMINAL IN; Overall Length: 2.500 INCHES NOMINAL IN; Furnished Items and Quantity: 2 HEXAGON NUT. 16 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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