PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21188Fuseholder,block

Raytheon Company Dba Raytheon · NSN 5920-00-184-2088 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-184-2088 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-184-2088. Primary manufacturer part number: 21188.
Features
  • Fuseholder,block — FSC 5920
  • Precious Material: SILVER
  • Surface Treatment: SILVER CONTACT
  • Material: COPPER ALLOY 511 CONTACT
  • Precious Material and Location: CONTACT SURFACES SILVER
  • Material: PLASTIC PHENOLIC BODY
  • Accommodated Fuse Length: 1.250 INCHES NOMINAL IN
  • Mounting Hole Quantity: 6
Applications
  • Applications requiring Copper Alloy 511 Contact construction
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-00-184-2088, 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 Raytheon Company Dba Raytheon. Government technical data includes 20 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: Active.

Technical Specifications
ParameterValue
NSN5920-00-184-2088
Primary Part Number21188
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Precious MaterialSILVER
Surface TreatmentSILVER CONTACT
MaterialCOPPER ALLOY 511 CONTACT
Precious Material and LocationCONTACT SURFACES SILVER
MaterialPLASTIC PHENOLIC BODY
Accommodated Fuse Length1.250 INCHES NOMINAL IN
Mounting Hole Quantity6
Internal Circuit Configuration and Pole Quantity6 POLE, MAINLINE, FUSED
Mounting Hole Diameter0.142 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN
Center to Center Distance Between Outside Mounting Holes Along Width4.312 INCHES NOMINAL IN
Accommodated Ferrule Diameter0.250 INCHES NOMINAL IN
Mounting Hole StyleIN-LINE ALONG THE WIDTH
Fuse Accommodation Quantity6
Fuse Terminal Type AccommodatedFERRULE
Voltage in Volts250.0
Current Carrying Rating in Amps15.0
Base Thickness0.219 INCHES NOMINAL IN
Body StyleCLIP CONNECTED TYPE
MaterialCOPPER ALLOY TERMINAL
Terminal Type and Quantity12 SCREW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1560-00-066-191221188 INTERCHANGEABLE
End Assembly,outer
Triumph Controls, Llc Dba Triumph Controls, Llc
5330-00-162-53803100B06 INTERCHANGEABLE
Seal
Terex Usa, Llc Dba Terex Equipment Services
5999-00-177-171421188 INTERCHANGEABLE
Clip,electrical
Raytheon Company Dba Raytheon
2920-00-353-96031863159 INTERCHANGEABLE
Winding,motor Field
Borgwarner Pds (anderson), L.l.c.
5330-00-591-271021188 INTERCHANGEABLE
Packing,preformed
Industrial Technologies and Services Llc
2915-00-822-381921188 INTERCHANGEABLE
Spring,helical
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
5310-00-844-11526759494 INTERCHANGEABLE
Washer,recessed
The W.w. Williams Company, Llc
2915-00-931-296021188 INTERCHANGEABLE
Retainer,relief Valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
1630-01-033-37742-1188 INTERCHANGEABLE
Brake,single Disk
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
4240-01-248-802138346 INTERCHANGEABLE
Lens,helmet,welder's
Mine Safety Appliances Company
Cross-Reference Index
Part NumberManufacturer
456006 Littelfuse, Inc. (USA)
3834-6 Cooper Bussmann, Llc Dba Cooper Industries (USA)
21188 PRIMARY Raytheon Company Dba Raytheon (USA)
Related Parts
1560-00-066-1912INTERCHANGEABLE
END ASSEMBLY,OUTER
21188
5330-00-162-5380INTERCHANGEABLE
SEAL
3100B06
5999-00-177-1714INTERCHANGEABLE
CLIP,ELECTRICAL
21188
2920-00-353-9603INTERCHANGEABLE
WINDING,MOTOR FIELD
1863159
5330-00-591-2710INTERCHANGEABLE
PACKING,PREFORMED
21188
2915-00-822-3819INTERCHANGEABLE
SPRING,HELICAL
21188
5310-00-844-1152INTERCHANGEABLE
WASHER,RECESSED
6759494
2915-00-931-2960INTERCHANGEABLE
RETAINER,RELIEF VALVE
21188
1630-01-033-3774INTERCHANGEABLE
BRAKE,SINGLE DISK
2-1188
4240-01-248-8021INTERCHANGEABLE
LENS,HELMET,WELDER'S
38346
6210-01-251-9303INTERCHANGEABLE
LIGHT,INDICATOR
6515-01-346-9206INTERCHANGEABLE
STOPCOCK,INTRAVENOUS THERAPY
456006

Frequently Asked Questions

What is NSN 5920-00-184-2088?

NSN 5920-00-184-2088 is a Fuseholder,block, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-184-2088?

NSN 5920-00-184-2088 has 3 cross-referenced part numbers: 456006 (Littelfuse, Inc.), 3834-6 (Cooper Bussmann, Llc Dba Cooper Industries), 21188 (Raytheon Company Dba Raytheon).

What NSN replaces 5920-00-184-2088?

There are 12 known substitutes for 5920-00-184-2088: 1560-00-066-1912, 5330-00-162-5380, 5999-00-177-1714 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21188?

Key specifications for 21188: Precious Material: SILVER; Surface Treatment: SILVER CONTACT; Material: COPPER ALLOY 511 CONTACT; Precious Material and Location: CONTACT SURFACES SILVER. 23 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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