PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NEMAPUBCB1-1961Brush,electrical Contact

National Electrical Mfrs Assn · NSN 5977-00-553-7341 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-553-7341 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-553-7341. Primary manufacturer part number: NEMAPUBCB1-1961.
Features
  • Brush,electrical Contact — FSC 5977
  • Shunt Position Designator: 8
  • Body Style: WEDGE-SHAPE COMMUTATOR
  • Width: 1.000 INCHES NOMINAL IN
  • Top Style: FLAT
  • Brush Shunt Length: 4.125 INCHES NOMINAL SINGLE SHUNT IN
  • Style Designator: ONE PIECE
  • Material: GRAPHITE
Applications
  • Applications requiring Graphite construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-553-7341, 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 National Electrical Mfrs Assn. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-553-7341
Primary Part NumberNEMAPUBCB1-1961
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerNational Electrical Mfrs Assn
StatusACTIVE
Shunt Position Designator8
Body StyleWEDGE-SHAPE COMMUTATOR
Width1.000 INCHES NOMINAL IN
Top StyleFLAT
Brush Shunt Length4.125 INCHES NOMINAL SINGLE SHUNT IN
Style DesignatorONE PIECE
MaterialGRAPHITE
Contact Face StyleFLAT
Shunt Insulation Provision and Quantity1 UNINSULATED
Material Document and ClassificationSUPERIOR CARBON PRODUCTS INC,GR 449 MFR REF SINGLE MATERIAL RESPONSE
Minor Thickness0.156 INCHES NOMINAL IN
Length1.375 INCHES NOMINAL IN
Major Thickness0.266 INCHES NOMINAL IN
Peripheral Speed3500 FEET PER MINUTE FT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
1680-00-042-8322 INTERCHANGEABLE
Cam and Arm Assy
4730-00-816-7762SAE J513 6-6-6 010425BA(T1) INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
5915-00-931-000350-035-1 INTERCHANGEABLE
Filter,radio Frequency Interfere
Bell Textron Inc
Cross-Reference Index
Part NumberManufacturer
NEMAPUBCB1-1961 National Electrical Mfrs Assn (USA)
A4922 Peerless-Winsmith, Inc. Dba Peerless Winsmith (USA)
R22-121 Peerless-Winsmith, Inc. Dba Peerless Winsmith (USA)
MILB003743 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
1680-00-042-8322INTERCHANGEABLE
CAM AND ARM ASSY
4730-00-816-7762INTERCHANGEABLE
TEE,PIPE TO TUBE
SAE J513 6-6-6 010425BA(T1)
5915-00-931-0003INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
50-035-1

Frequently Asked Questions

What is NSN 5977-00-553-7341?

NSN 5977-00-553-7341 is a Brush,electrical Contact, manufactured by National Electrical Mfrs Assn, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-553-7341?

NSN 5977-00-553-7341 has 4 cross-referenced part numbers: NEMAPUBCB1-1961 (National Electrical Mfrs Assn), A4922 (Peerless-Winsmith, Inc. Dba Peerless Winsmith), R22-121 (Peerless-Winsmith, Inc. Dba Peerless Winsmith), MILB003743 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5977-00-553-7341?

There are 3 known substitutes for 5977-00-553-7341: 1680-00-042-8322, 4730-00-816-7762, 5915-00-931-0003. Verify interchangeability with system specifications before substitution.

What are the specifications of NEMAPUBCB1-1961?

Key specifications for NEMAPUBCB1-1961: Shunt Position Designator: 8; Body Style: WEDGE-SHAPE COMMUTATOR; Width: 1.000 INCHES NOMINAL IN; Top Style: FLAT. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com