PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18-526-18Holder,electrical Contact Brush

Kurz & Root Generator Company, Llc · NSN 5977-00-296-4115 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-296-4115 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-296-4115. Primary manufacturer part number: 18-526-18.
Features
  • Holder,electrical Contact Brush — FSC 5977
  • Terminal Quantity: 1
  • Inside Thickness: 0.750 INCHES NOMINAL IN
  • Overall Thickness: 1.875 INCHES NOMINAL IN
  • Brush Pressure Spring Type Accommodated: HELICAL TORSION
  • Inside Width: 0.750 INCHES NOMINAL IN
  • Inside Length: 0.375 INCHES NOMINAL IN
  • Mounting Facility Quantity: 2
Applications
  • Applications requiring Copper Alloy Box construction
General Description

The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-296-4115, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5977-00-296-4115
Primary Part Number18-526-18
Item NameHolder,electrical Contact Brush
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerKurz & Root Generator Company, Llc
StatusCANCELLED
Terminal Quantity1
Inside Thickness0.750 INCHES NOMINAL IN
Overall Thickness1.875 INCHES NOMINAL IN
Brush Pressure Spring Type AccommodatedHELICAL TORSION
Inside Width0.750 INCHES NOMINAL IN
Inside Length0.375 INCHES NOMINAL IN
Mounting Facility Quantity2
Brush Spring AdjustabilityADJUSTABLE
Brush Quantity Accommodated Per Holder1
Terminal TypeSCREW
Style DesignatorRECTANGLE BEVELED
Mounting FacilityTHREADED HOLES
MaterialCOPPER ALLOY BOX
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
3110-00-100-059452618 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5305-01-058-5992N52618 INTERCHANGEABLE
Screw,proportional
Leslie Controls, Inc. Dba Leslie Controls Inc
6150-01-575-210552618 INTERCHANGEABLE
Cable Assembly,power,electrical
Applied Companies
5210-01-624-93804769-01 INTERCHANGEABLE
Tape,measuring
Seco Manufacturing Co, Inc
Cross-Reference Index
Part NumberManufacturer
526-18 Kurz & Root Generator Company, Llc (USA)
18-526-18 PRIMARY Kurz & Root Generator Company, Llc (USA)
Related Parts
3110-00-100-0594INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
52618
5305-01-058-5992INTERCHANGEABLE
SCREW,PROPORTIONAL
N52618
6150-01-575-2105INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
52618
5210-01-624-9380INTERCHANGEABLE
TAPE,MEASURING
4769-01

Frequently Asked Questions

What is NSN 5977-00-296-4115?

NSN 5977-00-296-4115 is a Holder,electrical Contact Brush, manufactured by Kurz & Root Generator Company, Llc, classified under FSC 5977 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5977-00-296-4115?

NSN 5977-00-296-4115 has 2 cross-referenced part numbers: 526-18 (Kurz & Root Generator Company, Llc), 18-526-18 (Kurz & Root Generator Company, Llc).

What NSN replaces 5977-00-296-4115?

There are 4 known substitutes for 5977-00-296-4115: 3110-00-100-0594, 5305-01-058-5992, 6150-01-575-2105 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18-526-18?

Key specifications for 18-526-18: Terminal Quantity: 1; Overall Width: 2.625 INCHES NOMINAL IN; Inside Thickness: 0.750 INCHES NOMINAL IN; Overall Thickness: 1.875 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5977-00-296-4115 still in active supply?

NSN 5977-00-296-4115 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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