PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

234-0091-00Brush,electrical Contact

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5977-00-178-8128 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-178-8128 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-178-8128. Primary manufacturer part number: 234-0091-00.
Features
  • Brush,electrical Contact — FSC 5977
  • Shunt Insulation Provision and Quantity: 1 UNINSULATED
  • Material Document and Classification: UNION CARBIDE CORP GRADE AJT MFR REF SINGLE MATERIAL RESPONSE
  • Terminal Type and Quantity: 1 ROUND CAP W/EARS
  • Contact Face Style: CONCAVE
  • Material: METAL GRAPHITE
  • Material Document and Classification: UNION CARBIDE CORP GRADE AJT MFR REF SINGLE MATERIAL RESPONSE
  • Shunt Position Designator: 5
Applications
  • Applications requiring Metal Graphite construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-178-8128, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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
NSN5977-00-178-8128
Primary Part Number234-0091-00
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Shunt Insulation Provision and Quantity1 UNINSULATED
Material Document and ClassificationUNION CARBIDE CORP GRADE AJT MFR REF SINGLE MATERIAL RESPONSE
Terminal Type and Quantity1 ROUND CAP W/EARS
Contact Face StyleCONCAVE
MaterialMETAL GRAPHITE
Material Document and ClassificationUNION CARBIDE CORP GRADE AJT MFR REF SINGLE MATERIAL RESPONSE
Shunt Position Designator5
Thickness0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
Width0.433 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
Largest Outside Diameter0.362 INCHES NOMINAL IN
Brush Shunt Length1.000 INCHES NOMINAL SINGLE SHUNT IN
Style DesignatorONE PIECE
Style DesignatorONE PIECE
Terminal Type and Quantity1 ROUND CAP W/EARS
MaterialMETAL GRAPHITE
Body StyleRECTANGULAR COMMUTATOR
Radius0.844 INCHES NOMINAL IN
Reference Number Differentiating CharacteristicsPOLARITY MARKED WITH PLUS SYMBOL
Pressure Spring Type and Quantity1 CYLINDRICAL
Terminal Diameter0.500 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN
Reference Number Differentiating CharacteristicsPOLARITY MARKED WITH PLUS SYMBOL
Pressure Spring Type and Quantity1 CYLINDRICAL
Length0.844 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6530-00-560-7021 INTERCHANGEABLE
Drape,surgical
4720-01-673-1962A8412-1 INTERCHANGEABLE
Hose Assembly,nonmetallic
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
Cross-Reference Index
Part NumberManufacturer
234-0091-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
A8412 Zenith Radio Corp of Iowa (USA)
A8412-1 Zenith Radio Corp of Iowa (USA)
Related Parts
6530-00-560-7021INTERCHANGEABLE
DRAPE,SURGICAL
4720-01-673-1962INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
A8412-1

Frequently Asked Questions

What is NSN 5977-00-178-8128?

NSN 5977-00-178-8128 is a Brush,electrical Contact, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-178-8128?

NSN 5977-00-178-8128 has 3 cross-referenced part numbers: 234-0091-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), A8412 (Zenith Radio Corp of Iowa), A8412-1 (Zenith Radio Corp of Iowa).

What NSN replaces 5977-00-178-8128?

There are 2 known substitutes for 5977-00-178-8128: 6530-00-560-7021, 4720-01-673-1962. Verify interchangeability with system specifications before substitution.

What are the specifications of 234-0091-00?

Key specifications for 234-0091-00: Shunt Insulation Provision and Quantity: 1 UNINSULATED; Material Document and Classification: UNION CARBIDE CORP GRADE AJT MFR REF SINGLE MATERIAL RESPONSE; Terminal Type and Quantity: 1 ROUND CAP W/EARS; Contact Face Style: CONCAVE. 23 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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