PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A2311Brush,electrical Contact

Benmar Heater Div Stacee Mfg Inc · NSN 5977-01-033-2486 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-01-033-2486 — this item is cataloged by the U.S. Government under National Stock Number 5977-01-033-2486. Primary manufacturer part number: A2311.
Features
  • Brush,electrical Contact — FSC 5977
  • Terminal Diameter: 0.431 INCHES NOMINAL IN
  • Length: 0.622 INCHES NOMINAL IN
  • Width: 0.307 INCHES NOMINAL IN
  • Thickness: 0.240 INCHES NOMINAL IN
  • Pressure Spring Type and Quantity: 1 CYLINDRICAL
  • Brush Shunt Length: 1.250 INCHES NOMINAL SINGLE SHUNT IN
  • Terminal Type and Quantity: 1 ROUND CAP
Applications
  • Applications requiring Carbon construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-01-033-2486, 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 Benmar Heater Div Stacee Mfg Inc. Government technical data includes 13 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-01-033-2486
Primary Part NumberA2311
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerBenmar Heater Div Stacee Mfg Inc
StatusACTIVE
Terminal Diameter0.431 INCHES NOMINAL IN
Length0.622 INCHES NOMINAL IN
Width0.307 INCHES NOMINAL IN
Thickness0.240 INCHES NOMINAL IN
Pressure Spring Type and Quantity1 CYLINDRICAL
Brush Shunt Length1.250 INCHES NOMINAL SINGLE SHUNT IN
Terminal Type and Quantity1 ROUND CAP
Shunt Insulation Provision and Quantity1 INSULATED
Style DesignatorONE PIECE
MaterialCARBON
Contact Face StyleCONCAVE
Body StyleRECTANGULAR COMMUTATOR
Shunt Position Designator5
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-100-8520001E11 INTERCHANGEABLE
Bearing,ball,thrust
Tvh Parts Co.
6610-00-907-6176A2311 INTERCHANGEABLE
Pad,inclinometer
Kelly Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
A2311 Benmar Heater Div Stacee Mfg Inc (USA)
Related Parts
3110-00-100-8520INTERCHANGEABLE
BEARING,BALL,THRUST
001E11
6610-00-907-6176INTERCHANGEABLE
PAD,INCLINOMETER
A2311

Frequently Asked Questions

What is NSN 5977-01-033-2486?

NSN 5977-01-033-2486 is a Brush,electrical Contact, manufactured by Benmar Heater Div Stacee Mfg Inc, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-01-033-2486?

NSN 5977-01-033-2486 has 1 cross-referenced part number: A2311 (Benmar Heater Div Stacee Mfg Inc).

What NSN replaces 5977-01-033-2486?

There are 2 known substitutes for 5977-01-033-2486: 3110-00-100-8520, 6610-00-907-6176. Verify interchangeability with system specifications before substitution.

What are the specifications of A2311?

Key specifications for A2311: Terminal Diameter: 0.431 INCHES NOMINAL IN; Length: 0.622 INCHES NOMINAL IN; Width: 0.307 INCHES NOMINAL IN; Thickness: 0.240 INCHES NOMINAL IN. 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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