PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6M30A2SQFuseholder,block

Marathon Electric, Llc · NSN 5920-01-388-2924 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-388-2924 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-388-2924. Primary manufacturer part number: 6M30A2SQ.
Features
  • Fuseholder,block — FSC 5920
  • Internal Circuit Configuration and Pole Quantity: 2 POLE, MAINLINE, FUSED
  • Accommodated Ferrule Diameter: 0.406 INCHES NOMINAL IN
  • Fuse Terminal Type Accommodated: FERRULE
  • Body Style: SIGNAL BLOCK
  • Fuse Accommodation Quantity: 2
  • Mounting Hole Style: PANEL MOUNTING W/2 HOLES
  • Terminal Type and Quantity: 4 FERRULE
Applications
  • Applications requiring Copper Alloy Contact construction
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-01-388-2924, 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 Marathon Electric, Llc. Government technical data includes 13 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-01-388-2924
Primary Part Number6M30A2SQ
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerMarathon Electric, Llc
StatusACTIVE
Internal Circuit Configuration and Pole Quantity2 POLE, MAINLINE, FUSED
Accommodated Ferrule Diameter0.406 INCHES NOMINAL IN
Fuse Terminal Type AccommodatedFERRULE
Body StyleSIGNAL BLOCK
Fuse Accommodation Quantity2
Mounting Hole StylePANEL MOUNTING W/2 HOLES
Terminal Type and Quantity4 FERRULE
Accommodated Fuse Length1.500 INCHES NOMINAL IN
Mounting Hole Diameter0.172 INCHES NOMINAL IN
MaterialCOPPER ALLOY CONTACT
Voltage in Volts600.0
Current Carrying Rating in Amps30.0
Mounting Hole Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5920-01-151-27736M30A2SQ INTERCHANGEABLE
Fuseholder,block
Regal Beloit America, Inc
Cross-Reference Index
Part NumberManufacturer
6M30A2SQ Marathon Electric, Llc (USA)
Related Parts
5920-01-151-2773INTERCHANGEABLE
FUSEHOLDER,BLOCK
6M30A2SQ

Frequently Asked Questions

What is NSN 5920-01-388-2924?

NSN 5920-01-388-2924 is a Fuseholder,block, manufactured by Marathon Electric, Llc, classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-01-388-2924?

NSN 5920-01-388-2924 has 1 cross-referenced part number: 6M30A2SQ (Marathon Electric, Llc).

What NSN replaces 5920-01-388-2924?

There is 1 known substitute for 5920-01-388-2924: 5920-01-151-2773. Verify interchangeability with system specifications before substitution.

What are the specifications of 6M30A2SQ?

Key specifications for 6M30A2SQ: Internal Circuit Configuration and Pole Quantity: 2 POLE, MAINLINE, FUSED; Overall Length: 1.600 INCHES NOMINAL IN; Accommodated Ferrule Diameter: 0.406 INCHES NOMINAL IN; Fuse Terminal Type Accommodated: FERRULE. 16 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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