Inside Width: 0.627 INCHES MINIMUM AND 0.633 INCHES MAXIMUM IN
Terminal Type: SCREW
Inside Length: 0.408 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN
Brush Pressure Spring Type Accommodated: HELICAL TORSION
Identification
NSN: 5977-00-249-5732
NIIN: 002495732
FSC: 5977 — Electrical Contact Brushes and Electrodes
FSG: 59 — Electrical and Electronic Equipment Components
General Description
The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-249-5732, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5977-00-249-5732
Item Name
Holder,electrical Contact Brush
FSC / FSG
5977 / 59 — Electrical Contact Brushes and Electrodes
Status
ACTIVE
Brush Spring Adjustability
ADJUSTABLE
Mounting Facility Quantity
2
Terminal Quantity
2
Inside Width
0.627 INCHES MINIMUM AND 0.633 INCHES MAXIMUM IN
Terminal Type
SCREW
Inside Length
0.408 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN
Brush Pressure Spring Type Accommodated
HELICAL TORSION
Mounting Facility
THREADED HOLES
Material
COPPER ALLOY BOX
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
SCB84903
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
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 5977-00-249-5732?
NSN 5977-00-249-5732 is a Holder,electrical Contact Brush, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
What are the specifications of 5977-00-249-5732?
Key specifications for 5977-00-249-5732: Brush Spring Adjustability: ADJUSTABLE; Mounting Facility Quantity: 2; Terminal Quantity: 2; Inside Width: 0.627 INCHES MINIMUM AND 0.633 INCHES MAXIMUM IN. 9 specifications are documented in the U.S. Government catalog.
Is NSN 5977-00-249-5732 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.