PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

636820Brush,electrical Contact

Atwood Fence Co Inc · NSN 5977-00-228-7951 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-228-7951 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-228-7951. Primary manufacturer part number: 636820.
Features
  • Brush,electrical Contact — FSC 5977
  • Radius: 0.875 INCHES NOMINAL IN
  • Material Document and Classification: UNITED STATES GRAPHITE GRADE 9A MFR REF SINGLE MATERIAL RESPONSE A
  • Material: COPPER GRAPHITE
  • Terminal Type and Quantity: 1 STRAIGHT W/SLOT
  • Style Designator: ONE PIECE
  • Shunt Position Designator: 2 AND 8
  • Width: 0.875 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Graphite construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-228-7951, 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 Atwood Fence Co Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-228-7951
Primary Part Number636820
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerAtwood Fence Co Inc
StatusACTIVE
Radius0.875 INCHES NOMINAL IN
Material Document and ClassificationUNITED STATES GRAPHITE GRADE 9A MFR REF SINGLE MATERIAL RESPONSE A
MaterialCOPPER GRAPHITE
Terminal Type and Quantity1 STRAIGHT W/SLOT
Style DesignatorONE PIECE
Shunt Position Designator2 AND 8
Width0.875 INCHES NOMINAL IN
Length0.508 INCHES NOMINAL IN
Contact Face StyleCONCAVE
Shunt Insulation Provision and Quantity2 UNINSULATED
Thickness0.279 INCHES NOMINAL IN
Brush Shunt Length1.875 INCHES NOMINAL ALL SHUNTS IN
Body StyleRECTANGULAR COMMUTATOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-100-0211BT355 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Ntn Bearing Corporation of America
Cross-Reference Index
Part NumberManufacturer
636820 Atwood Fence Co Inc (USA)
636820 Hurst Industries Inc (USA)
636820 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
Related Parts
3110-00-100-0211INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
BT355

Frequently Asked Questions

What is NSN 5977-00-228-7951?

NSN 5977-00-228-7951 is a Brush,electrical Contact, manufactured by Atwood Fence Co Inc, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-228-7951?

NSN 5977-00-228-7951 has 3 cross-referenced part numbers: 636820 (Atwood Fence Co Inc), 636820 (Hurst Industries Inc), 636820 (Chrysler Realty Company Llc Dba Daimler Chrysler).

What NSN replaces 5977-00-228-7951?

There is 1 known substitute for 5977-00-228-7951: 3110-00-100-0211. Verify interchangeability with system specifications before substitution.

What are the specifications of 636820?

Key specifications for 636820: Radius: 0.875 INCHES NOMINAL IN; Material Document and Classification: UNITED STATES GRAPHITE GRADE 9A MFR REF SINGLE MATERIAL RESPONSE A; Material: COPPER GRAPHITE; Terminal Type and Quantity: 1 STRAIGHT W/SLOT. 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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