PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1206381-001Insulator,disk

Lockheed Martin Corporation Div Rms · NSN 5970-00-525-8326 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-525-8326 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-525-8326. Primary manufacturer part number: 1206381-001.
Features
  • Insulator,disk — FSC 5970
  • First Hole Spacing: 0.050 INCHES NOMINAL IN
  • Second Hole Spacing: 0.100 INCHES NOMINAL IN
  • Material: BERYLLIUM OXIDE OVERALL
  • Style Designator: DRILLED, FLAT
  • First Hole Diameter: 0.040 INCHES NOMINAL IN
  • Outside Diameter: 0.220 INCHES NOMINAL IN
  • 5 verified cross-references
Applications
  • Applications requiring Beryllium Oxide Overall construction
General Description

The Insulator,disk, cataloged under National Stock Number 5970-00-525-8326, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-00-525-8326
Primary Part Number1206381-001
Item NameInsulator,disk
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms
StatusACTIVE
First Hole Spacing0.050 INCHES NOMINAL IN
Second Hole Spacing0.100 INCHES NOMINAL IN
MaterialBERYLLIUM OXIDE OVERALL
Style DesignatorDRILLED, FLAT
First Hole Diameter0.040 INCHES NOMINAL IN
Outside Diameter0.220 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
2920-00-105-27151113611 INTERCHANGEABLE
Starter,engine,electrical
Borgwarner Pds (anderson), L.l.c.
6625-00-232-1116 INTERCHANGEABLE
Voltmeter
6625-00-539-972123571 INTERCHANGEABLE
Wattmeter
Telephonics Corp/prd Instruments
5315-00-608-4122401815 INTERCHANGEABLE
Pin,shoulder,headless
Woodward, Inc. Div Fuel Systems and Controls
5342-01-015-8498 INTERCHANGEABLE
Bracket,end Mounting
5130-01-045-5858 INTERCHANGEABLE
Brush,fiber,rotary End
2540-01-151-4516158-OMC-81R INTERCHANGEABLE
Mirror Assembly,rearview
Curt Manufacturing Llc
5998-01-279-7157401815 INTERCHANGEABLE
Circuit Card Assembly
Astronics Test Systems Inc
5342-01-287-0758401815 INTERCHANGEABLE
Bracket,special
Continental Machines Inc
Cross-Reference Index
Part NumberManufacturer
1206381-001 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
4018-15 Thermalloy Co Inc (USA)
23571 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
5772646-1 Naval Sea Systems Command (USA)
1206381-001 PRIMARY Lockheed Martin Corporation Div Rms (USA)
Related Parts
2920-00-105-2715INTERCHANGEABLE
STARTER,ENGINE,ELECTRICAL
1113611
6625-00-232-1116INTERCHANGEABLE
VOLTMETER
6625-00-539-9721INTERCHANGEABLE
WATTMETER
23571
5315-00-608-4122INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
401815
5342-01-015-8498INTERCHANGEABLE
BRACKET,END MOUNTING
5130-01-045-5858INTERCHANGEABLE
BRUSH,FIBER,ROTARY END
2540-01-151-4516INTERCHANGEABLE
MIRROR ASSEMBLY,REARVIEW
158-OMC-81R
5998-01-279-7157INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
401815
5342-01-287-0758INTERCHANGEABLE
BRACKET,SPECIAL
401815

Frequently Asked Questions

What is NSN 5970-00-525-8326?

NSN 5970-00-525-8326 is a Insulator,disk, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-00-525-8326?

NSN 5970-00-525-8326 has 5 cross-referenced part numbers: 1206381-001 (Lockheed Martin Corporation Div Rms - Mitchel Field), 4018-15 (Thermalloy Co Inc), 23571 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 5772646-1 (Naval Sea Systems Command), 1206381-001 (Lockheed Martin Corporation Div Rms).

What NSN replaces 5970-00-525-8326?

There are 9 known substitutes for 5970-00-525-8326: 2920-00-105-2715, 6625-00-232-1116, 6625-00-539-9721 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1206381-001?

Key specifications for 1206381-001: First Hole Spacing: 0.050 INCHES NOMINAL IN; Second Hole Spacing: 0.100 INCHES NOMINAL IN; Material: BERYLLIUM OXIDE OVERALL; Style Designator: DRILLED, FLAT. 7 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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