PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90266Insulator,plate

Espey Mfg and Electronics Corp · NSN 5970-01-553-5235 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-553-5235 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-553-5235. Primary manufacturer part number: 90266.
Features
  • Insulator,plate — FSC 5970
  • Style Designator: FLAT, RECTANGULAR
  • 2 verified cross-references
  • Primary manufacturer: Espey Mfg and Electronics Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulator,plate, cataloged under National Stock Number 5970-01-553-5235, is classified within Federal Supply Class 5970 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Espey Mfg and Electronics Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-01-553-5235
Primary Part Number90266
Item NameInsulator,plate
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerEspey Mfg and Electronics Corp
StatusACTIVE
Style DesignatorFLAT, RECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5910-00-195-0539 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5920-01-132-3321351 INTERCHANGEABLE
Fuseholder,block
Te Connectivity Corporation
5985-01-341-2357444-6 INTERCHANGEABLE
Attenuator,fixed
Cinch Connectivity Solutions Inc
Cross-Reference Index
Part NumberManufacturer
90266 Espey Mfg. & Electronics Corp. (USA)
90266 PRIMARY Espey Mfg and Electronics Corp (USA)
Related Parts
5910-00-195-0539INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5920-01-132-3321INTERCHANGEABLE
FUSEHOLDER,BLOCK
351
5985-01-341-2357INTERCHANGEABLE
ATTENUATOR,FIXED
444-6

Frequently Asked Questions

What is NSN 5970-01-553-5235?

NSN 5970-01-553-5235 is a Insulator,plate, manufactured by Espey Mfg and Electronics Corp, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-553-5235?

NSN 5970-01-553-5235 has 2 cross-referenced part numbers: 90266 (Espey Mfg. & Electronics Corp.), 90266 (Espey Mfg and Electronics Corp).

What NSN replaces 5970-01-553-5235?

There are 3 known substitutes for 5970-01-553-5235: 5910-00-195-0539, 5920-01-132-3321, 5985-01-341-2357. Verify interchangeability with system specifications before substitution.

What are the specifications of 90266?

Key specifications for 90266: Part Name Assigned by Controlling Agency: CONVERTER THERMAL PAD; Special Features: HAS THREE THRROUGH HOLES THAT ARE 0.156 INCHES IN DIA NOMINAL IN; End Item Identification: 1025-99-411-1447, HOWITZER, 155MM, MEDIUM, TOWED MM; Overall Length: 3.500 INCHES NOMINAL IN. 6 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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