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NSN 5977-00-280-3278Government record, cited
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Holder, Electrical Contact Brush5977-00-280-3278

NSN 5977-00-280-3278 · NIIN 002803278
FSC 5977 — Electrical Contact Brushes and Electrodes · FSG 59 — Electrical and Electronic Equipment Components
Government record, cited
Also searched as  5977-00-280-3278 · 5977002803278 · NIIN 002803278 · 00-280-3278 · FSC 5977 Electrical Contact Brushes and Electrodes
Nearby stock numbers  ·
Features
  • Holder,electrical Contact Brush — FSC 5977
  • Brush Spring Adjustability: NONADJUSTABLE
  • Mounting Facility Quantity: 1
  • Inside Width: 0.500 INCHES NOMINAL IN
  • Inside Length: 1.750 INCHES NOMINAL IN
  • Overall Diameter: 0.688 INCHES NOMINAL IN
  • Top Thread Location: INTERNAL
  • Thread Length: 0.312 INCHES NOMINAL IN
Identification
  • NSN: 5977-00-280-3278
  • NIIN: 002803278
  • 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 5977-00-280-3278, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
ParameterValue
NSN5977-00-280-3278
Item NameHolder,electrical Contact Brush
FSC / FSG5977 / 59 — Electrical Contact Brushes and Electrodes
StatusACTIVE
Brush Spring AdjustabilityNONADJUSTABLE
Mounting Facility Quantity1
Inside Width0.500 INCHES NOMINAL IN
Inside Length1.750 INCHES NOMINAL IN
Overall Diameter0.688 INCHES NOMINAL IN
Top Thread LocationINTERNAL
Thread Length0.312 INCHES NOMINAL IN
Brush Quantity Accommodated Per Holder1
Brush Pressure Spring Type AccommodatedHELICAL COMPRESSION
Mounting FacilityPRESS FIT
Inside Thickness0.375 INCHES NOMINAL IN
MaterialCOPPER ALLOY BOX
Thread Size and Series/type Designator0.500-20 UNF
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
227-5 3/9 Design 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 5977-00-280-3278?

NSN 5977-00-280-3278 is a Holder,electrical Contact Brush, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.

What are the specifications of 5977-00-280-3278?

Key specifications for 5977-00-280-3278: Brush Spring Adjustability: NONADJUSTABLE; Mounting Facility Quantity: 1; Inside Width: 0.500 INCHES NOMINAL IN; Inside Length: 1.750 INCHES NOMINAL IN. 13 specifications are documented in the U.S. Government catalog.

Is NSN 5977-00-280-3278 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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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