PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMB210031-1Fuseholder,block

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5920-00-548-9949 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-548-9949 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-548-9949. Primary manufacturer part number: SMB210031-1.
Features
  • Fuseholder,block — FSC 5920
  • Material: PLASTIC BODY
  • Surface Treatment: SILVER CONTACT
  • Material: COPPER ALLOY CONTACT
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
  • Mounting Hole Quantity: 1
  • Mounting Hole Style: ONE HOLE MOUNTING
  • Internal Circuit Configuration and Pole Quantity: 1 POLE, MAINLINE, FUSED
Applications
  • Applications requiring Plastic Body construction
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-00-548-9949, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-548-9949
Primary Part NumberSMB210031-1
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
MaterialPLASTIC BODY
Surface TreatmentSILVER CONTACT
MaterialCOPPER ALLOY CONTACT
Terminal Type and Quantity2 TAB, SOLDER LUG
Mounting Hole Quantity1
Mounting Hole StyleONE HOLE MOUNTING
Internal Circuit Configuration and Pole Quantity1 POLE, MAINLINE, FUSED
Accommodated Ferrule Diameter0.406 INCHES NOMINAL IN
Base Thickness0.188 INCHES NOMINAL IN
Fuse Accommodation Quantity1
Fuse Terminal Type AccommodatedFERRULE
Accommodated Fuse Length1.500 INCHES NOMINAL IN
Body StyleCLIP CONNECTED TYPE
Mounting Hole Diameter0.204 INCHES NOMINAL IN
Voltage in Volts250.0
Current Carrying Rating in Amps30.0
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5315-00-012-4553102514 INTERCHANGEABLE
Key,woodruff
Garwood/feller Inc Garwood Winch Div
1620-00-024-6341 INTERCHANGEABLE
Sleeve,check Valve,steer Damper
3655-00-070-04734421 INTERCHANGEABLE
Clamp Assembly,thermometer
Randall Mfg. Co., Inc.
3110-00-100-369807093 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5905-00-173-732116999PC30 INTERCHANGEABLE
Resistor,adjustable
Ward Leonard Ct Llc
1630-00-369-6495442-1 INTERCHANGEABLE
Piston and Insert Assembly
Smith and Smith Aircraft Co
6625-00-583-15269157156 INTERCHANGEABLE
Detector,radio Frequency
Us Army Aviation and Missile Command
6760-01-015-4456 INTERCHANGEABLE
Floodlight Set,electric
5910-01-070-6598724517-1 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Raytheon Company Div Rmd Strategic
5305-01-093-31234421 INTERCHANGEABLE
Screw,shoulder
Roller Bearing Co of America, Inc Div Pic Design
Cross-Reference Index
Part NumberManufacturer
3140318 Itt Telecom Products Corp Network Systems Div (USA)
SMB210031-1 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
4421 PRIMARY Cooper Bussmann, Llc Dba Cooper Industries (USA)
Related Parts
5315-00-012-4553INTERCHANGEABLE
KEY,WOODRUFF
102514
1620-00-024-6341INTERCHANGEABLE
SLEEVE,CHECK VALVE,STEER DAMPER
3655-00-070-0473INTERCHANGEABLE
CLAMP ASSEMBLY,THERMOMETER
4421
3110-00-100-3698INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
07093
5905-00-173-7321INTERCHANGEABLE
RESISTOR,ADJUSTABLE
16999PC30
1630-00-369-6495INTERCHANGEABLE
PISTON AND INSERT ASSEMBLY
442-1
6625-00-583-1526INTERCHANGEABLE
DETECTOR,RADIO FREQUENCY
9157156
6760-01-015-4456INTERCHANGEABLE
FLOODLIGHT SET,ELECTRIC
5910-01-070-6598INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
724517-1
5305-01-093-3123INTERCHANGEABLE
SCREW,SHOULDER
4421
7520-01-379-0831INTERCHANGEABLE
FRAME,FILE DRAWER
7025-01-437-4463INTERCHANGEABLE
DISK DRIVE UNIT

Frequently Asked Questions

What is NSN 5920-00-548-9949?

NSN 5920-00-548-9949 is a Fuseholder,block, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-00-548-9949?

NSN 5920-00-548-9949 has 3 cross-referenced part numbers: 3140318 (Itt Telecom Products Corp Network Systems Div), SMB210031-1 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 4421 (Cooper Bussmann, Llc Dba Cooper Industries).

What NSN replaces 5920-00-548-9949?

There are 12 known substitutes for 5920-00-548-9949: 5315-00-012-4553, 1620-00-024-6341, 3655-00-070-0473 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMB210031-1?

Key specifications for SMB210031-1: Material: PLASTIC BODY; Surface Treatment: SILVER CONTACT; Material: COPPER ALLOY CONTACT; Terminal Type and Quantity: 2 TAB, SOLDER LUG. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-548-9949 still in active supply?

NSN 5920-00-548-9949 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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