PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8531Holder,electrical Contact Brush

Dumore Corporation · NSN 5977-00-036-9174 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-036-9174 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-036-9174. Primary manufacturer part number: 8531.
Features
  • Holder,electrical Contact Brush — FSC 5977
  • Thread Length: 0.188 INCHES NOMINAL IN
  • Inside Thickness: 0.190 INCHES NOMINAL IN
  • Mounting Facility: PRESS FIT
  • Top Thread Location: EXTERNAL
  • Thread Size and Series/type Designator: 0.344-32 N0NSTANDARD
  • Inside Width: 0.190 INCHES NOMINAL IN
  • Overall Diameter: 1.125 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy Box construction
General Description

The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-036-9174, 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 Dumore Corporation. Government technical data includes 9 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-036-9174
Primary Part Number8531
Item NameHolder,electrical Contact Brush
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerDumore Corporation
StatusACTIVE
Thread Length0.188 INCHES NOMINAL IN
Inside Thickness0.190 INCHES NOMINAL IN
Mounting FacilityPRESS FIT
Top Thread LocationEXTERNAL
Thread Size and Series/type Designator0.344-32 N0NSTANDARD
Inside Width0.190 INCHES NOMINAL IN
Overall Diameter1.125 INCHES NOMINAL IN
MaterialCOPPER ALLOY BOX
Inside Length0.781 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
1075-00-383-8301 INTERCHANGEABLE
Rod,connecting
6625-00-951-2471 INTERCHANGEABLE
Test Set Subassembly,electrical
6685-01-142-73648531 INTERCHANGEABLE
Thermometer,indicating,capillary
Edro Corporation, the Dba Edro Corp
5930-01-199-2746 INTERCHANGEABLE
Switch,push
5365-01-277-3025 INTERCHANGEABLE
Shim
4320-01-420-6290 INTERCHANGEABLE
Diffuser,flow
1005-01-459-2618853-1 INTERCHANGEABLE
O-Ring and Valve Group
Daisy Manufacturing Company Dba Daisy Manufacturing Co
Cross-Reference Index
Part NumberManufacturer
8531 PRIMARY Dumore Corporation (USA)
Related Parts
1075-00-383-8301INTERCHANGEABLE
ROD,CONNECTING
6625-00-951-2471INTERCHANGEABLE
TEST SET SUBASSEMBLY,ELECTRICAL
6685-01-142-7364INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
8531
5930-01-199-2746INTERCHANGEABLE
SWITCH,PUSH
5365-01-277-3025INTERCHANGEABLE
SHIM
4320-01-420-6290INTERCHANGEABLE
DIFFUSER,FLOW
1005-01-459-2618INTERCHANGEABLE
O-RING AND VALVE GROUP
853-1

Frequently Asked Questions

What is NSN 5977-00-036-9174?

NSN 5977-00-036-9174 is a Holder,electrical Contact Brush, manufactured by Dumore Corporation, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-036-9174?

NSN 5977-00-036-9174 has 1 cross-referenced part number: 8531 (Dumore Corporation).

What NSN replaces 5977-00-036-9174?

There are 7 known substitutes for 5977-00-036-9174: 1075-00-383-8301, 6625-00-951-2471, 6685-01-142-7364 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8531?

Key specifications for 8531: Thread Length: 0.188 INCHES NOMINAL IN; Inside Thickness: 0.190 INCHES NOMINAL IN; Mounting Facility: PRESS FIT; Top Thread Location: EXTERNAL. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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