PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3929Fuseholder,block

Bryant Electric · NSN 5920-00-221-5025 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-221-5025 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-221-5025. Primary manufacturer part number: 3929.
Features
  • Fuseholder,block — FSC 5920
  • Terminal Type and Quantity: 2 SCREW
  • Base Thickness: 0.500 INCHES NOMINAL IN
  • Body Style: SIDE BARRIER TYPE
  • Mounting Hole Style: ONE HOLE MOUNTING
  • Internal Circuit Configuration and Pole Quantity: 1 POLE, MAINLINE, FUSED
  • Accommodated Ferrule Diameter: 0.562 INCHES NOMINAL IN
  • Current Carrying Rating in Amps: 30.0
Applications
  • Applications requiring Copper Alloy Terminal construction
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-00-221-5025, is classified within Federal Supply Class 5920 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Bryant Electric. Government technical data includes 16 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: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-221-5025
Primary Part Number3929
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerBryant Electric
StatusCANCELLED
Terminal Type and Quantity2 SCREW
Base Thickness0.500 INCHES NOMINAL IN
Body StyleSIDE BARRIER TYPE
Mounting Hole StyleONE HOLE MOUNTING
Internal Circuit Configuration and Pole Quantity1 POLE, MAINLINE, FUSED
Accommodated Ferrule Diameter0.562 INCHES NOMINAL IN
Current Carrying Rating in Amps30.0
Fuse Accommodation Quantity1
Fuse Terminal Type AccommodatedFERRULE
Voltage in Volts250.0
Accommodated Fuse Length2.000 INCHES NOMINAL IN
Mounting Hole Quantity1
Mounting Hole Diameter0.156 INCHES NOMINAL IN
MaterialCOPPER ALLOY TERMINAL
MaterialCOPPER ALLOY CONTACT
MaterialCERAMIC BODY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5950-00-084-887560A24D18 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5940-00-831-0163KT61 INTERCHANGEABLE
Terminal,quick Disconnect
Regal Beloit America, Inc
5940-00-861-2566321235 INTERCHANGEABLE
Terminal,quick Disconnect
Te Connectivity Corporation
5950-01-163-92633929 INTERCHANGEABLE
Transformer,power
Data Device Corp Dba Beta Transformer Technology
3110-01-216-8271ADSP3 E7012A INTERCHANGEABLE
Bearing,ball,airframe
Rbc Aircraft Products, Inc.
6520-01-304-31197000053325 INTERCHANGEABLE
Crown,dental,temporary
Solventum Us Llc
5360-01-377-06403929 INTERCHANGEABLE
Spring,helical,compression
Corken International Corp Sub of Hinderliter Industries Inc
Cross-Reference Index
Part NumberManufacturer
3929 PRIMARY Bryant Electric (USA)
Related Parts
5950-00-084-8875INTERCHANGEABLE
TRANSFORMER,POWER
60A24D18
5940-00-831-0163INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
KT61
5940-00-861-2566INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
321235
5950-01-163-9263INTERCHANGEABLE
TRANSFORMER,POWER
3929
3110-01-216-8271INTERCHANGEABLE
BEARING,BALL,AIRFRAME
ADSP3 E7012A
6520-01-304-3119INTERCHANGEABLE
CROWN,DENTAL,TEMPORARY
7000053325
5360-01-377-0640INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
3929

Frequently Asked Questions

What is NSN 5920-00-221-5025?

NSN 5920-00-221-5025 is a Fuseholder,block, manufactured by Bryant Electric, classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-00-221-5025?

NSN 5920-00-221-5025 has 1 cross-referenced part number: 3929 (Bryant Electric).

What NSN replaces 5920-00-221-5025?

There are 7 known substitutes for 5920-00-221-5025: 5950-00-084-8875, 5940-00-831-0163, 5940-00-861-2566 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3929?

Key specifications for 3929: Terminal Type and Quantity: 2 SCREW; Base Thickness: 0.500 INCHES NOMINAL IN; Body Style: SIDE BARRIER TYPE; Mounting Hole Style: ONE HOLE MOUNTING. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-221-5025 still in active supply?

NSN 5920-00-221-5025 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.
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