PartsTable TECHNICAL DATA SHEET

NSN 5977-01-497-5334Government record, cited

Ring Assembly, Electrical Contact5977-01-497-5334

NSN 5977-01-497-5334 · NIIN 014975334 · Part number 7579517-004

General Dynamics Land Systems Inc. · FSC 5977 — Electrical Contact Brushes and Electrodes · FSG 59 — Electrical and Electronic Equipment Components · CAGE 13160

Government record, cited

NSN 5977-01-497-5334 — this item is cataloged by the U.S. Government under National Stock Number 5977-01-497-5334. Manufacturer of record part number: 7579517-004.

Also searched as 5977-01-497-5334 · 5977014975334 · NIIN 014975334 · 01-497-5334 · FSC 5977 Electrical Contact Brushes and Electrodes · CAGE 13160 · 7579517-004

Nearby stock numbers ← 5977-01-497-4875 Holder Assembly, Electrical Conta · 5977-01-497-6658 Holder Assembly, Electrical Conta →

Features

Ring Assembly,electrical Contact — FSC 5977
Supplementary Features: DESIGNED TO OPERATE AT NORMAL SP EED OF 10.0 RPM CONTINUOUS RPM
Diameter: 14.375 INCHES NOMINAL IN
Contact Ring Quantity: 51
1 manufacturer part number on file
Manufacturer of record: General Dynamics Land Systems Inc.

Identification

NSN: 5977-01-497-5334
NIIN: 014975334
FSC: 5977 — Electrical Contact Brushes and Electrodes
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 7579517-004
Manufacturer: General Dynamics Land Systems Inc.

General Description

The Ring Assembly,electrical Contact, cataloged under National Stock Number 5977-01-497-5334, 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 General Dynamics Land Systems Inc.. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5977-01-497-5334
Primary Part Number	7579517-004
Item Name	Ring Assembly,electrical Contact
FSC / FSG	5977 / 59 — Electrical Contact Brushes and Electrodes
Manufacturer	General Dynamics Land Systems Inc.
Status	ACTIVE
Supplementary Features	DESIGNED TO OPERATE AT NORMAL SP EED OF 10.0 RPM CONTINUOUS RPM
Diameter	14.375 INCHES NOMINAL IN
Contact Ring Quantity	51

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

Part Number	Manufacturer
7579517-004	General Dynamics Land Systems Inc. (USA)

Reference documents

Reference	Meaning
7579517-004	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 5977-01-497-5334?

NSN 5977-01-497-5334 is a Ring Assembly,electrical Contact, manufactured by General Dynamics Land Systems Inc., classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.

What part numbers are listed for NSN 5977-01-497-5334?

NSN 5977-01-497-5334 has 1 manufacturer part number on file: 7579517-004 (General Dynamics Land Systems Inc.).

What are the specifications of 7579517-004?

Key specifications for 7579517-004: Supplementary Features: DESIGNED TO OPERATE AT NORMAL SP EED OF 10.0 RPM CONTINUOUS RPM; Diameter: 14.375 INCHES NOMINAL IN; Special Features: DUAL SWITCHING CAM, STATOR ASSEMBLY W/BRUSH BLOCK; Contact Ring Quantity: 51. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5977-01-497-5334 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.

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