PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3499Holder,electrical Contact Brush

Archer Engineering Inc · NSN 5977-01-204-8946 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-01-204-8946 — this item is cataloged by the U.S. Government under National Stock Number 5977-01-204-8946. Primary manufacturer part number: 3499.
Features
  • Holder,electrical Contact Brush — FSC 5977
  • Style Designator: WING
  • Brush Quantity Accommodated Per Holder: 2
  • Inside Length: 1.250 INCHES NOMINAL IN
  • Material: COPPER ALLOY BOX
  • 2 verified cross-references
  • Primary manufacturer: Archer Engineering Inc
Applications
  • Applications requiring Copper Alloy Box construction
General Description

The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-01-204-8946, 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 Archer Engineering Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-01-204-8946
Primary Part Number3499
Item NameHolder,electrical Contact Brush
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerArcher Engineering Inc
StatusACTIVE
Style DesignatorWING
Brush Quantity Accommodated Per Holder2
Inside Length1.250 INCHES NOMINAL IN
MaterialCOPPER ALLOY BOX
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6320-00-222-9453 INTERCHANGEABLE
Detector,smoke and
6320-00-222-9457 INTERCHANGEABLE
Detector,smoke and
2990-00-328-8953T-3499 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
5330-00-422-25213499 INTERCHANGEABLE
Gasket
Leslie Controls, Inc. Dba Leslie Controls Inc
5961-00-985-9074 INTERCHANGEABLE
Transistor
4210-01-154-643805006 INTERCHANGEABLE
Discharge Valve Assembly
Amerex Corporation Dba Amerex Corp
Cross-Reference Index
Part NumberManufacturer
3499 PRIMARY Archer Engineering Inc (USA)
23700002-1 Ward Leonard Ct Llc (USA)
Related Parts
6320-00-222-9453INTERCHANGEABLE
DETECTOR,SMOKE AND
6320-00-222-9457INTERCHANGEABLE
DETECTOR,SMOKE AND
2990-00-328-8953INTERCHANGEABLE
MUFFLER,EXHAUST
T-3499
5330-00-422-2521INTERCHANGEABLE
GASKET
3499
5961-00-985-9074INTERCHANGEABLE
TRANSISTOR
4210-01-154-6438INTERCHANGEABLE
DISCHARGE VALVE ASSEMBLY
05006

Frequently Asked Questions

What is NSN 5977-01-204-8946?

NSN 5977-01-204-8946 is a Holder,electrical Contact Brush, manufactured by Archer Engineering Inc, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-01-204-8946?

NSN 5977-01-204-8946 has 2 cross-referenced part numbers: 3499 (Archer Engineering Inc), 23700002-1 (Ward Leonard Ct Llc).

What NSN replaces 5977-01-204-8946?

There are 6 known substitutes for 5977-01-204-8946: 6320-00-222-9453, 6320-00-222-9457, 2990-00-328-8953 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3499?

Key specifications for 3499: Style Designator: WING; Brush Quantity Accommodated Per Holder: 2; Inside Length: 1.250 INCHES NOMINAL IN; Material: COPPER ALLOY BOX. 4 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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