PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17421Strain Insulator

Dayton-Granger, Inc. · NSN 5985-01-340-4381 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-340-4381 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-340-4381. Primary manufacturer part number: 17421.
Features
  • Strain Insulator — FSC 5985
  • 1 verified cross-reference
  • Primary manufacturer: Dayton-Granger, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Strain Insulator, cataloged under National Stock Number 5985-01-340-4381, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Dayton-Granger, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameStrain Insulator
FSC / FSG5985 — No Item Name Available (FSG 59)
ManufacturersDayton-Granger, Inc. (CAGE 55635)
Technical Specifications
ParameterValue
NSN5985-01-340-4381
Primary Part Number17421
Item NameStrain Insulator
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerDayton-Granger, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4140-00-031-2642 INTERCHANGEABLE
Impeller,fan,axial
5905-00-277-74391742-1 INTERCHANGEABLE
Resistor,fixed,film
Caddock Electronics Inc.
3030-00-934-809017420 INTERCHANGEABLE
Belt,v
Carlisle Power Transmission Products Inc
5355-00-951-0711 INTERCHANGEABLE
Dial,scale
1650-00-955-961517421 INTERCHANGEABLE
Parts Kit,valve,hyd
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6625-01-018-108517421 INTERCHANGEABLE
Ammeter
Simpson Electric Company, Inc.
5360-01-185-85331742-1 INTERCHANGEABLE
Spring,helical,compression
Droitcour Co
5330-01-207-159317421 INTERCHANGEABLE
Retainer,packing
Haskel International, Llc Dba Haskel International, Llc
5365-01-320-708517421 INTERCHANGEABLE
Spacer,sleeve
Dana Commercial Vehicle Products, Llc
2510-01-559-690617421 INTERCHANGEABLE
Frame Section,structural,vehicul
Silver Eagle Manufacturing Co
Cross-Reference Index
Part NumberManufacturer
17421 PRIMARY Dayton-Granger, Inc. (USA)
Related Parts
4140-00-031-2642INTERCHANGEABLE
IMPELLER,FAN,AXIAL
5905-00-277-7439INTERCHANGEABLE
RESISTOR,FIXED,FILM
1742-1
3030-00-934-8090INTERCHANGEABLE
BELT,V
17420
5355-00-951-0711INTERCHANGEABLE
DIAL,SCALE
1650-00-955-9615INTERCHANGEABLE
PARTS KIT,VALVE,HYD
17421
6625-01-018-1085INTERCHANGEABLE
AMMETER
17421
5360-01-185-8533INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1742-1
5330-01-207-1593INTERCHANGEABLE
RETAINER,PACKING
17421
5365-01-320-7085INTERCHANGEABLE
SPACER,SLEEVE
17421
2510-01-559-6906INTERCHANGEABLE
FRAME SECTION,STRUCTURAL,VEHICUL
17421

Frequently Asked Questions

What is NSN 5985-01-340-4381?

NSN 5985-01-340-4381 is a Strain Insulator, manufactured by Dayton-Granger, Inc., classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-340-4381?

NSN 5985-01-340-4381 has 1 cross-referenced part number: 17421 (Dayton-Granger, Inc.).

What NSN replaces 5985-01-340-4381?

There are 10 known substitutes for 5985-01-340-4381: 4140-00-031-2642, 5905-00-277-7439, 3030-00-934-8090 and 7 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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