PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

194-3Insulator,washer

Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/ · NSN 5970-01-089-2542 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-089-2542 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-089-2542. Primary manufacturer part number: 194-3.
Features
  • Insulator,washer — FSC 5970
  • Style Designator: ROUND, FLAT
  • Material: PLASTIC OVERALL
  • Inside Diameter: 0.042 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
  • Outside Diameter: 0.167 INCHES MINIMUM AND 0.173 INCHES MAXIMUM IN
  • 4 verified cross-references
  • Primary manufacturer: Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Overall construction
General Description

The Insulator,washer, cataloged under National Stock Number 5970-01-089-2542, 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 Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-01-089-2542
Primary Part Number194-3
Item NameInsulator,washer
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerTeledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/
StatusACTIVE
Style DesignatorROUND, FLAT
MaterialPLASTIC OVERALL
Inside Diameter0.042 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
Outside Diameter0.167 INCHES MINIMUM AND 0.173 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5998-00-166-79931943 INTERCHANGEABLE
Circuit Card Assembly
Gifft T H Co Inc
5210-00-223-9167 INTERCHANGEABLE
Caliper,micrometer,outside
5220-00-370-4010 INTERCHANGEABLE
Gage
6110-00-635-87621943AND1948 INTERCHANGEABLE
Panel,power Distribution
Gavan-Graham Electric Prod Corp
5975-00-834-6780 INTERCHANGEABLE
Chase Nipple,conduit
5975-00-903-8879TWCC75 INTERCHANGEABLE
Adapter,electrical Conduit
Egs Electrical Group Appleton Div
2090-00-955-5674 INTERCHANGEABLE
Cover,backrest
4330-01-018-00941942 INTERCHANGEABLE
Filter,fluid
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
5310-01-247-2710 INTERCHANGEABLE
Washer
5998-01-313-1169 INTERCHANGEABLE
Circuit Card Assembly
Cross-Reference Index
Part NumberManufacturer
0N500886 National Security Agency (USA)
194-3 PRIMARY Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/ (USA)
47 626-002 Rockwell Collins Deutschland Gmbh Div Rockwell Collins International & Service Solutions (DEU)
P235A061-1 Telephonics Corp (USA)
Related Parts
5998-00-166-7993INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1943
5210-00-223-9167INTERCHANGEABLE
CALIPER,MICROMETER,OUTSIDE
5220-00-370-4010INTERCHANGEABLE
GAGE
6110-00-635-8762INTERCHANGEABLE
PANEL,POWER DISTRIBUTION
1943AND1948
5975-00-834-6780INTERCHANGEABLE
CHASE NIPPLE,CONDUIT
5975-00-903-8879INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
TWCC75
2090-00-955-5674INTERCHANGEABLE
COVER,BACKREST
4330-01-018-0094INTERCHANGEABLE
FILTER,FLUID
1942
5310-01-247-2710INTERCHANGEABLE
WASHER
5998-01-313-1169INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5930-01-356-9492INTERCHANGEABLE
SWITCH,ROTARY
1943
5985-01-424-4374INTERCHANGEABLE
COUPLER,ANTENNA
1943

Frequently Asked Questions

What is NSN 5970-01-089-2542?

NSN 5970-01-089-2542 is a Insulator,washer, manufactured by Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-089-2542?

NSN 5970-01-089-2542 has 4 cross-referenced part numbers: 0N500886 (National Security Agency), 194-3 (Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/), 47 626-002 (Rockwell Collins Deutschland Gmbh Div Rockwell Collins International & Service Solutions), P235A061-1 (Telephonics Corp).

What NSN replaces 5970-01-089-2542?

There are 12 known substitutes for 5970-01-089-2542: 5998-00-166-7993, 5210-00-223-9167, 5220-00-370-4010 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 194-3?

Key specifications for 194-3: Style Designator: ROUND, FLAT; Material: PLASTIC OVERALL; Inside Diameter: 0.042 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN; Overall Height: 0.012 INCHES MINIMUM AND 0.018 INCHES MAXIMUM IN. 5 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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