PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1816154-2Insulator,plate

Northrop Grumman Systems Corporation · NSN 5970-00-224-5349 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-224-5349 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-224-5349. Primary manufacturer part number: 1816154-2.
Features
  • Insulator,plate — FSC 5970
  • First Side Radius: 0.546 INCHES NOMINAL IN
  • Second Hole Diameter: 0.161 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN
  • Third Hole Spacing: 1.185 INCHES MINIMUM AND 1.195 INCHES MAXIMUM IN
  • First Hole Diameter: 0.161 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
  • First End Radius: 0.230 INCHES NOMINAL IN
  • Style Designator: FLAT, DIAMOND
  • Second Hole Spacing: 0.595 INCHES NOMINAL IN
Applications
  • Applications requiring Mica Overall construction
General Description

The Insulator,plate, cataloged under National Stock Number 5970-00-224-5349, 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 Northrop Grumman Systems Corporation. Government technical data includes 11 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-00-224-5349
Primary Part Number1816154-2
Item NameInsulator,plate
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
First Side Radius0.546 INCHES NOMINAL IN
Second Hole Diameter0.161 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN
Third Hole Spacing1.185 INCHES MINIMUM AND 1.195 INCHES MAXIMUM IN
First Hole Diameter0.161 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
First End Radius0.230 INCHES NOMINAL IN
Style DesignatorFLAT, DIAMOND
Second Hole Spacing0.595 INCHES NOMINAL IN
Fourth Hole Spacing0.425 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
First Hole Spacing0.230 INCHES NOMINAL IN
MaterialMICA OVERALL
Fifth Hole Spacing0.215 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5970-00-043-2921DM-103 INTERCHANGEABLE
Insulator,plate
The Delbert Blinn Co Inc
Cross-Reference Index
Part NumberManufacturer
1816154-2 PRIMARY Northrop Grumman Systems Corporation (USA)
1816154-002 Applied Devices Corp (USA)
1816154-002 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
5970-00-043-2921INTERCHANGEABLE
INSULATOR,PLATE
DM-103

Frequently Asked Questions

What is NSN 5970-00-224-5349?

NSN 5970-00-224-5349 is a Insulator,plate, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-00-224-5349?

NSN 5970-00-224-5349 has 3 cross-referenced part numbers: 1816154-2 (Northrop Grumman Systems Corporation), 1816154-002 (Applied Devices Corp), 1816154-002 (Lockheed Martin Corporation Div Rms - Mitchel Field).

What NSN replaces 5970-00-224-5349?

There is 1 known substitute for 5970-00-224-5349: 5970-00-043-2921. Verify interchangeability with system specifications before substitution.

What are the specifications of 1816154-2?

Key specifications for 1816154-2: First Side Radius: 0.546 INCHES NOMINAL IN; Second Hole Diameter: 0.161 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN; Overall Length: 1.650 INCHES MINIMUM AND 1.660 INCHES MAXIMUM IN; Third Hole Spacing: 1.185 INCHES MINIMUM AND 1.195 INCHES MAXIMUM 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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