PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DF31AInsulator,plate

Magnetic Shield Corp · NSN 5970-00-488-7128 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-488-7128 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-488-7128. Primary manufacturer part number: DF31A.
Features
  • Insulator,plate — FSC 5970
  • First Hole Diameter: 0.140 INCHES NOMINAL IN
  • Third Hole Spacing: 0.960 INCHES NOMINAL IN
  • First Hole Spacing: 0.190 INCHES NOMINAL IN
  • First End Radius: 0.190 INCHES NOMINAL IN
  • First Side Radius: 0.390 INCHES NOMINAL IN
  • Second Hole Spacing: 0.580 INCHES NOMINAL IN
  • Second Hole Diameter: 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulator,plate, cataloged under National Stock Number 5970-00-488-7128, 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 Magnetic Shield Corp. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-00-488-7128
Primary Part NumberDF31A
Item NameInsulator,plate
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerMagnetic Shield Corp
StatusACTIVE
First Hole Diameter0.140 INCHES NOMINAL IN
Third Hole Spacing0.960 INCHES NOMINAL IN
First Hole Spacing0.190 INCHES NOMINAL IN
First End Radius0.190 INCHES NOMINAL IN
First Side Radius0.390 INCHES NOMINAL IN
Second Hole Spacing0.580 INCHES NOMINAL IN
Second Hole Diameter0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
Unable to DecodeUNABLE TO DECODE
Fifth Hole Spacing0.100 INCHES NOMINAL IN
Style DesignatorFLAT, DIAMOND
Fourth Hole Spacing0.200 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5970-00-023-62469287758 INTERCHANGEABLE
Insulator,plate
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
5999-00-136-3937DF31A INTERCHANGEABLE
Mounting Pad,electrical-Electron
Reliance Mica Company, Inc.
5970-00-290-99412270150-0001 INTERCHANGEABLE
Insulator,plate
Honeywell Intl Inc Defense Avionics Systems
5970-00-426-1054 INTERCHANGEABLE
Insulator,plate
5310-01-064-7368 INTERCHANGEABLE
Washer,mica,transis
5970-01-309-2137DF31A INTERCHANGEABLE
Insulator,washer
Renesas Electronics America Inc
Cross-Reference Index
Part NumberManufacturer
DF31A Perfection Mica Co (USA)
14P233842-21-11 Herley Chicago Dba Stewart Warner Electronics (USA)
200AS116-2 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
200AS116C Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
DF31A PRIMARY Magnetic Shield Corp (USA)
Related Parts
5970-00-023-6246INTERCHANGEABLE
INSULATOR,PLATE
9287758
5999-00-136-3937INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
DF31A
5970-00-290-9941INTERCHANGEABLE
INSULATOR,PLATE
2270150-0001
5970-00-426-1054INTERCHANGEABLE
INSULATOR,PLATE
5310-01-064-7368INTERCHANGEABLE
WASHER,MICA,TRANSIS
5970-01-309-2137INTERCHANGEABLE
INSULATOR,WASHER
DF31A

Frequently Asked Questions

What is NSN 5970-00-488-7128?

NSN 5970-00-488-7128 is a Insulator,plate, manufactured by Magnetic Shield Corp, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-00-488-7128?

NSN 5970-00-488-7128 has 5 cross-referenced part numbers: DF31A (Perfection Mica Co), 14P233842-21-11 (Herley Chicago Dba Stewart Warner Electronics), 200AS116-2 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 200AS116C (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), DF31A (Magnetic Shield Corp).

What NSN replaces 5970-00-488-7128?

There are 6 known substitutes for 5970-00-488-7128: 5970-00-023-6246, 5999-00-136-3937, 5970-00-290-9941 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DF31A?

Key specifications for DF31A: First Hole Diameter: 0.140 INCHES NOMINAL IN; Third Hole Spacing: 0.960 INCHES NOMINAL IN; First Hole Spacing: 0.190 INCHES NOMINAL IN; First End Radius: 0.190 INCHES NOMINAL IN. 14 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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