PartsTable TECHNICAL DATA SHEET

NSN 5977-01-264-3505Government record, cited

Ring, Electrical Contact5977-01-264-3505

NSN 5977-01-264-3505 · NIIN 012643505

FSC 5977 — Electrical Contact Brushes and Electrodes · FSG 59 — Electrical and Electronic Equipment Components

Government record, cited

Also searched as 5977-01-264-3505 · 5977012643505 · NIIN 012643505 · 01-264-3505 · FSC 5977 Electrical Contact Brushes and Electrodes

Nearby stock numbers ← 5977-01-264-2705 · 5977-01-264-3736 Brush, Electrical Contact →

Features

Ring,electrical Contact — FSC 5977
Overall Diameter: 41.700 INCHES NOMINAL IN
Shape: CYLINDRICAL
Outside Diameter: 41.700 INCHES NOMINAL IN
Inside Diameter: 37.950 INCHES NOMINAL IN
Surface Treatment: SILVER
Material: ALUMINUM

Identification

NSN: 5977-01-264-3505
NIIN: 012643505
FSC: 5977 — Electrical Contact Brushes and Electrodes
FSG: 59 — Electrical and Electronic Equipment Components

General Description

The Ring,electrical Contact, cataloged under National Stock Number 5977-01-264-3505, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5977-01-264-3505
Item Name	Ring,electrical Contact
FSC / FSG	5977 / 59 — Electrical Contact Brushes and Electrodes
Status	ACTIVE
Overall Diameter	41.700 INCHES NOMINAL IN
Shape	CYLINDRICAL
Outside Diameter	41.700 INCHES NOMINAL IN
Inside Diameter	37.950 INCHES NOMINAL IN
Surface Treatment	SILVER
Material	ALUMINUM

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
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
CPA-115	3/2 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 5977-01-264-3505?

NSN 5977-01-264-3505 is a Ring,electrical Contact, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.

What are the specifications of 5977-01-264-3505?

Key specifications for 5977-01-264-3505: Overall Diameter: 41.700 INCHES NOMINAL IN; Shape: CYLINDRICAL; Outside Diameter: 41.700 INCHES NOMINAL IN; Inside Diameter: 37.950 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5977-01-264-3505 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.

What is the DEMIL code for NSN 5977-01-264-3505?

NSN 5977-01-264-3505 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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.

PartsTable Design LLC · partstable.com