PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

388-403Fuseholder,block

Union Electrical Porcelain Co · NSN 5920-00-242-2654 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-242-2654 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-242-2654. Primary manufacturer part number: 388-403.
Features
  • Fuseholder,block — FSC 5920
  • Fuse Terminal Type Accommodated: FERRULE
  • Coating Method: PLATED CONTACT
  • Body Style: SIDE BARRIER TYPE
  • Mounting Hole Quantity: 2
  • Mounting Hole Diameter: 0.203 INCHES NOMINAL IN
  • Accommodated Ferrule Diameter: 0.250 INCHES NOMINAL IN
  • Mounting Hole Style: IN-LINE ALONG THE LENGTH
Applications
  • Applications requiring Copper Alloy Contact construction
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-00-242-2654, 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 Union Electrical Porcelain Co. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-242-2654
Primary Part Number388-403
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerUnion Electrical Porcelain Co
StatusCANCELLED
Fuse Terminal Type AccommodatedFERRULE
Coating MethodPLATED CONTACT
Body StyleSIDE BARRIER TYPE
Mounting Hole Quantity2
Mounting Hole Diameter0.203 INCHES NOMINAL IN
Accommodated Ferrule Diameter0.250 INCHES NOMINAL IN
Mounting Hole StyleIN-LINE ALONG THE LENGTH
Center to Center Distance Between Outside Mounting Holes Along Length2.500 INCHES NOMINAL IN
Accommodated Fuse Length1.250 INCHES NOMINAL IN
Fuse Accommodation Quantity3
Current Carrying Rating in Amps30.0
Terminal Type and Quantity3 SCREW
MaterialCOPPER ALLOY CONTACT
Voltage in Volts250.0
MaterialCOPPER ALLOY TERMINAL
Surface TreatmentNICKEL CONTACT
Internal Circuit Configuration and Pole Quantity3 POLE, MAINLINE, FUSED
MaterialPLASTIC PHENOLIC BODY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5310-00-208-7128208-16 INTERCHANGEABLE
Nut,plain,hexagon
Lenz Inc Dba the Lenz Company
2520-00-774-376720816 INTERCHANGEABLE
Sleeve,tachometer D
Napco International Llc Dba Napco International Inc
5340-01-241-074520816 INTERCHANGEABLE
Clamp,synchro
Twg Canada Consolidated Inc
6520-01-315-370520816 INTERCHANGEABLE
Light Shield,dental
Demetron Research Corp
4730-01-364-1010208-16 INTERCHANGEABLE
Cap,tube
Transdigm Inc Div Adelwiggins Group
5940-01-417-1409388-403 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
5340-01-435-953120816 INTERCHANGEABLE
Retainer,rod End Locking
Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
6150-01-593-283920816 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Amerex Corporation Dba Amerex Corp
Cross-Reference Index
Part NumberManufacturer
388-403 Union Electrical Porcelain Co (USA)
1417-002 Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc (USA)
2503 Ocem Acquisition Corp (USA)
2503 O.c.e.m. Acquisition Corp. Dba Multi Electric Mfg., Inc. (USA)
20816 Hamilton Sundstrand Corporation (USA)
Related Parts
5310-00-208-7128INTERCHANGEABLE
NUT,PLAIN,HEXAGON
208-16
2520-00-774-3767INTERCHANGEABLE
SLEEVE,TACHOMETER D
20816
5340-01-241-0745INTERCHANGEABLE
CLAMP,SYNCHRO
20816
6520-01-315-3705INTERCHANGEABLE
LIGHT SHIELD,DENTAL
20816
4730-01-364-1010INTERCHANGEABLE
CAP,TUBE
208-16
5940-01-417-1409INTERCHANGEABLE
TERMINAL,LUG
388-403
5340-01-435-9531INTERCHANGEABLE
RETAINER,ROD END LOCKING
20816
6150-01-593-2839INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
20816

Frequently Asked Questions

What is NSN 5920-00-242-2654?

NSN 5920-00-242-2654 is a Fuseholder,block, manufactured by Union Electrical Porcelain Co, classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-00-242-2654?

NSN 5920-00-242-2654 has 5 cross-referenced part numbers: 388-403 (Union Electrical Porcelain Co), 1417-002 (Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc), 2503 (Ocem Acquisition Corp), 2503 (O.c.e.m. Acquisition Corp. Dba Multi Electric Mfg., Inc.), 20816 (Hamilton Sundstrand Corporation).

What NSN replaces 5920-00-242-2654?

There are 8 known substitutes for 5920-00-242-2654: 5310-00-208-7128, 2520-00-774-3767, 5340-01-241-0745 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 388-403?

Key specifications for 388-403: Fuse Terminal Type Accommodated: FERRULE; Coating Method: PLATED CONTACT; Body Style: SIDE BARRIER TYPE; Overall Height: 1.500 INCHES NOMINAL IN. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-242-2654 still in active supply?

NSN 5920-00-242-2654 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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