PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

727-4776Insulator,plate

Reliance Mica Company, Inc. · NSN 5970-01-024-1266 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-024-1266 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-024-1266. Primary manufacturer part number: 727-4776.
Features
  • Insulator,plate — FSC 5970
  • First End Radius: 0.222 INCHES NOMINAL IN
  • Third Hole Spacing: 1.187 INCHES NOMINAL IN
  • Style Designator: FLAT, DIAMOND
  • Unable to Decode: UNABLE TO DECODE
  • First Side Radius: 0.549 INCHES NOMINAL IN
  • Dielectric Material Voltage Rating Per Unit Thickness: 1500.0 VOLTS PER MIL /0.001 INCH/ IN
  • Fourth Hole Spacing: 0.430 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulator,plate, cataloged under National Stock Number 5970-01-024-1266, 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 Reliance Mica Company, Inc.. Government technical data includes 12 verified specifications, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-01-024-1266
Primary Part Number727-4776
Item NameInsulator,plate
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerReliance Mica Company, Inc.
StatusACTIVE
First End Radius0.222 INCHES NOMINAL IN
Third Hole Spacing1.187 INCHES NOMINAL IN
Style DesignatorFLAT, DIAMOND
Unable to DecodeUNABLE TO DECODE
First Side Radius0.549 INCHES NOMINAL IN
Dielectric Material Voltage Rating Per Unit Thickness1500.0 VOLTS PER MIL /0.001 INCH/ IN
Fourth Hole Spacing0.430 INCHES NOMINAL IN
First Hole Spacing0.222 INCHES NOMINAL IN
Second Hole Spacing0.665 INCHES NOMINAL IN
Fifth Hole Spacing0.215 INCHES NOMINAL IN
Second Hole Diameter0.050 INCHES NOMINAL IN
First Hole Diameter0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5970-01-046-12155210-2 INTERCHANGEABLE
Insulator,plate
Seastrom Manufacturing Co Inc
Cross-Reference Index
Part NumberManufacturer
161870-001 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
727-4776 PRIMARY Reliance Mica Company, Inc. (USA)
Related Parts
5970-01-046-1215INTERCHANGEABLE
INSULATOR,PLATE
5210-2

Frequently Asked Questions

What is NSN 5970-01-024-1266?

NSN 5970-01-024-1266 is a Insulator,plate, manufactured by Reliance Mica Company, Inc., classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-024-1266?

NSN 5970-01-024-1266 has 2 cross-referenced part numbers: 161870-001 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems), 727-4776 (Reliance Mica Company, Inc.).

What NSN replaces 5970-01-024-1266?

There is 1 known substitute for 5970-01-024-1266: 5970-01-046-1215. Verify interchangeability with system specifications before substitution.

What are the specifications of 727-4776?

Key specifications for 727-4776: Overall Length: 1.630 INCHES NOMINAL IN; Overall Width: 1.098 INCHES NOMINAL IN; First End Radius: 0.222 INCHES NOMINAL IN; Third Hole Spacing: 1.187 INCHES NOMINAL IN. 15 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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