NSN 5977-01-451-6991 · NIIN 014516991 · Part number 4A12733G01
Teco-Westinghouse Motor Company · FSC 5977 — Electrical Contact Brushes and Electrodes · FSG 59 — Electrical and Electronic Equipment Components · CAGE 60089
Government record, cited
NSN 5977-01-451-6991 — this item is cataloged by the U.S. Government under National Stock Number 5977-01-451-6991. Manufacturer of record part number: 4A12733G01.
Also searched as5977-01-451-6991 ·
5977014516991 ·
NIIN 014516991 ·
01-451-6991 ·
FSC 5977 Electrical Contact Brushes and Electrodes · CAGE 60089 · 4A12733G01
Material Document and Classification: WESTINGHOUSE GRADE SA4542 MFR REF SINGLE MATERIAL RESPONSE
Material: CARBON
1 manufacturer part number on file
Manufacturer of record: Teco-Westinghouse Motor Company
Identification
NSN: 5977-01-451-6991
NIIN: 014516991
FSC: 5977 — Electrical Contact Brushes and Electrodes
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 4A12733G01
Manufacturer: Teco-Westinghouse Motor Company
General Description
The Brush,electrical Contact, cataloged under National Stock Number 5977-01-451-6991, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Teco-Westinghouse Motor Company. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5977-01-451-6991
Primary Part Number
4A12733G01
Item Name
Brush,electrical Contact
FSC / FSG
5977 / 59 — Electrical Contact Brushes and Electrodes
Manufacturer
Teco-Westinghouse Motor Company
Status
ACTIVE
Material Document and Classification
WESTINGHOUSE GRADE SA4542 MFR REF SINGLE MATERIAL RESPONSE
Other items in FSC 5977 — Electrical Contact Brushes and Electrodes
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5977-00-001-8018
BRUSH,ELECTRICAL CONTACT
5977-00-001-8867
5977-00-001-8867 · Item name not on file
5977-00-002-9654
5977-00-002-9654 · Item name not on file
5977-00-003-0257
BRUSH SET,ELECTRICAL CONTACT
5977-00-003-0258
HOLDER,ELECTRICAL CONTACT BRUSH
5977-00-003-0264
5977-00-003-0264 · Item name not on file
5977-00-003-1196
ELECTRODE
5977-00-003-1197
5977-00-003-1197 · Item name not on file
Frequently Asked Questions
What is NSN 5977-01-451-6991?
NSN 5977-01-451-6991 is a Brush,electrical Contact, manufactured by Teco-Westinghouse Motor Company, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
What part numbers are listed for NSN 5977-01-451-6991?
NSN 5977-01-451-6991 has 1 manufacturer part number on file: 4A12733G01 (Teco-Westinghouse Motor Company).
What are the specifications of 4A12733G01?
Key specifications for 4A12733G01: Material Document and Classification: WESTINGHOUSE GRADE SA4542 MFR REF SINGLE MATERIAL RESPONSE; Material: CARBON. 2 specifications are documented in the U.S. Government catalog.
Is NSN 5977-01-451-6991 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.