PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1564-7Brush,electrical Contact

Marathon Electric, Llc · NSN 5977-00-832-5316 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-832-5316 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-832-5316. Primary manufacturer part number: 1564-7.
Features
  • Brush,electrical Contact — FSC 5977
  • Largest Outside Diameter: 0.302 INCHES NOMINAL IN
  • Radius: 0.906 INCHES NOMINAL IN
  • Length: 1.000 INCHES NOMINAL IN
  • Brush Shunt Length: 0.406 INCHES NOMINAL SINGLE SHUNT IN
  • Terminal Type and Quantity: 1 ROUND CAP
  • Shunt Insulation Provision and Quantity: 1 UNINSULATED
  • Material: METAL GRAPHITE
Applications
  • Applications requiring Metal Graphite construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-832-5316, is classified within Federal Supply Class 5977 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Marathon Electric, Llc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5977-00-832-5316
Primary Part Number1564-7
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerMarathon Electric, Llc
StatusCANCELLED
Largest Outside Diameter0.302 INCHES NOMINAL IN
Radius0.906 INCHES NOMINAL IN
Length1.000 INCHES NOMINAL IN
Brush Shunt Length0.406 INCHES NOMINAL SINGLE SHUNT IN
Terminal Type and Quantity1 ROUND CAP
Shunt Insulation Provision and Quantity1 UNINSULATED
MaterialMETAL GRAPHITE
Contact Face StyleCONCAVE
Style DesignatorONE PIECE
Material Document and ClassificationHELWIG CARBON PRODUCTS INC,GR 698 MFR REF SINGLE MATERIAL RESPONSE
Pressure Spring Type and Quantity1 CYLINDRICAL
Terminal Diameter0.312 INCHES NOMINAL IN
Width0.371 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN
Body StyleRECTANGULAR COMMUTATOR
Thickness0.371 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN
Shunt Position Designator5
Spring Free Length1.562 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5310-00-078-003253A68A125 INTERCHANGEABLE
Washer,recessed
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5950-00-302-9472242027P3 INTERCHANGEABLE
Reactor
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
9540-00-595-6486 INTERCHANGEABLE
Angle,structural
4730-00-987-7544P80433 INTERCHANGEABLE
Plug,inlet Valve
Lexair Inc
9540-01-071-3504 INTERCHANGEABLE
Angle,structural
4330-01-072-77280113-0001 INTERCHANGEABLE
Filter,polarizing
Rogerson Kratos
8145-01-251-730415647 INTERCHANGEABLE
Shipping and Storage Container,e
Naval Inventory Control Point
3010-01-306-4113 INTERCHANGEABLE
Gear Assembly,speed Decreaser
3130-01-329-20676044T97P02 INTERCHANGEABLE
Bearing Unit,ball
Mpb Corporation Dba Mpb Corp
6515-01-463-5746OM0504011 INTERCHANGEABLE
Needle,eye,electrosurgical
Allergan Inc
Cross-Reference Index
Part NumberManufacturer
1564-7 Marathon Electric, Llc (USA)
Related Parts
5310-00-078-0032INTERCHANGEABLE
WASHER,RECESSED
53A68A125
5950-00-302-9472INTERCHANGEABLE
REACTOR
242027P3
9540-00-595-6486INTERCHANGEABLE
ANGLE,STRUCTURAL
4730-00-987-7544INTERCHANGEABLE
PLUG,INLET VALVE
P80433
9540-01-071-3504INTERCHANGEABLE
ANGLE,STRUCTURAL
4330-01-072-7728INTERCHANGEABLE
FILTER,POLARIZING
0113-0001
8145-01-251-7304INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,E
15647
3010-01-306-4113INTERCHANGEABLE
GEAR ASSEMBLY,SPEED DECREASER
3130-01-329-2067INTERCHANGEABLE
BEARING UNIT,BALL
6044T97P02
6515-01-463-5746INTERCHANGEABLE
NEEDLE,EYE,ELECTROSURGICAL
OM0504011
5340-01-518-5031INTERCHANGEABLE
KEYSHAFT ASSEMBLY CMBLY
15647

Frequently Asked Questions

What is NSN 5977-00-832-5316?

NSN 5977-00-832-5316 is a Brush,electrical Contact, manufactured by Marathon Electric, Llc, classified under FSC 5977 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5977-00-832-5316?

NSN 5977-00-832-5316 has 1 cross-referenced part number: 1564-7 (Marathon Electric, Llc).

What NSN replaces 5977-00-832-5316?

There are 11 known substitutes for 5977-00-832-5316: 5310-00-078-0032, 5950-00-302-9472, 9540-00-595-6486 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1564-7?

Key specifications for 1564-7: Largest Outside Diameter: 0.302 INCHES NOMINAL IN; Radius: 0.906 INCHES NOMINAL IN; Length: 1.000 INCHES NOMINAL IN; Brush Shunt Length: 0.406 INCHES NOMINAL SINGLE SHUNT IN. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5977-00-832-5316 still in active supply?

NSN 5977-00-832-5316 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com