PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

221550Ring,electrical Contact Brush Ho

Ward Leonard Ct Llc · NSN 5977-00-798-5469 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-798-5469 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-798-5469. Primary manufacturer part number: 221550.
Features
  • Ring,electrical Contact Brush Ho — FSC 5977
  • Shape: CYLINDRICAL
  • Material: STEEL
  • Mounting Configuration: TWO MTG SLOTS 1.010 IN. LG BY 0.130 IN. W IN
  • Overall Diameter: 4.390 INCHES NOMINAL IN
  • Overall Thickness: 2.062 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Ward Leonard Ct Llc
Applications
  • Applications requiring Steel construction
General Description

The Ring,electrical Contact Brush Ho, cataloged under National Stock Number 5977-00-798-5469, 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 Ward Leonard Ct Llc. Government technical data includes 5 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-798-5469
Primary Part Number221550
Item NameRing,electrical Contact Brush Ho
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerWard Leonard Ct Llc
StatusACTIVE
ShapeCYLINDRICAL
MaterialSTEEL
Mounting ConfigurationTWO MTG SLOTS 1.010 IN. LG BY 0.130 IN. W IN
Overall Diameter4.390 INCHES NOMINAL IN
Overall Thickness2.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2610-00-269-7378 INTERCHANGEABLE
Inner Tube,pneumatic Tire,vehicu
5845-00-528-0630 INTERCHANGEABLE
Yoke Brush Holder
4810-01-078-43552215-50 INTERCHANGEABLE
Valve,solenoid
Avaho Acquisition Corp Dba Impac
5305-01-346-2939221550 INTERCHANGEABLE
Screw,cap,hexagon Head
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
Cross-Reference Index
Part NumberManufacturer
221550 PRIMARY Ward Leonard Ct Llc (USA)
Related Parts
2610-00-269-7378INTERCHANGEABLE
INNER TUBE,PNEUMATIC TIRE,VEHICU
5845-00-528-0630INTERCHANGEABLE
YOKE BRUSH HOLDER
4810-01-078-4355INTERCHANGEABLE
VALVE,SOLENOID
2215-50
5305-01-346-2939INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
221550

Frequently Asked Questions

What is NSN 5977-00-798-5469?

NSN 5977-00-798-5469 is a Ring,electrical Contact Brush Ho, manufactured by Ward Leonard Ct Llc, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-798-5469?

NSN 5977-00-798-5469 has 1 cross-referenced part number: 221550 (Ward Leonard Ct Llc).

What NSN replaces 5977-00-798-5469?

There are 4 known substitutes for 5977-00-798-5469: 2610-00-269-7378, 5845-00-528-0630, 4810-01-078-4355 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 221550?

Key specifications for 221550: Shape: CYLINDRICAL; Material: STEEL; Mounting Configuration: TWO MTG SLOTS 1.010 IN. LG BY 0.130 IN. W IN; Overall Diameter: 4.390 INCHES NOMINAL IN. 5 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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