PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J101Insulator,strain

Joslyn Products · NSN 5970-00-185-0155 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-185-0155 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-185-0155. Primary manufacturer part number: J101.
Features
  • Insulator,strain — FSC 5970
  • Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S)
  • Distance From Center to Edge: 1.500 INCHES NOMINAL FIRST IN
  • Style Designator: SPOOL
  • Outside Diameter: 3.062 INCHES NOMINAL IN
  • Mounting Hole Diameter: 0.688 INCHES NOMINAL IN
  • Material: PORCELAIN OVERALL
  • 1 verified cross-reference
Applications
  • Applications requiring Porcelain Overall construction
General Description

The Insulator,strain, cataloged under National Stock Number 5970-00-185-0155, 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 Joslyn Products. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-00-185-0155
Primary Part NumberJ101
Item NameInsulator,strain
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerJoslyn Products
StatusACTIVE
Mounting Facility Type and Quantity1 UNTHREADED HOLE(S)
Distance From Center to Edge1.500 INCHES NOMINAL FIRST IN
Style DesignatorSPOOL
Outside Diameter3.062 INCHES NOMINAL IN
Mounting Hole Diameter0.688 INCHES NOMINAL IN
MaterialPORCELAIN OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5935-00-683-2746 INTERCHANGEABLE
Jack,telephone
5935-00-729-8478 INTERCHANGEABLE
Connector,receptacle,electrical
5998-01-446-3454 INTERCHANGEABLE
Circuit Card Assembly
Cross-Reference Index
Part NumberManufacturer
J101 PRIMARY Joslyn Products (USA)
Related Parts
5935-00-683-2746INTERCHANGEABLE
JACK,TELEPHONE
5935-00-729-8478INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5998-01-446-3454INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY

Frequently Asked Questions

What is NSN 5970-00-185-0155?

NSN 5970-00-185-0155 is a Insulator,strain, manufactured by Joslyn Products, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-00-185-0155?

NSN 5970-00-185-0155 has 1 cross-referenced part number: J101 (Joslyn Products).

What NSN replaces 5970-00-185-0155?

There are 3 known substitutes for 5970-00-185-0155: 5935-00-683-2746, 5935-00-729-8478, 5998-01-446-3454. Verify interchangeability with system specifications before substitution.

What are the specifications of J101?

Key specifications for J101: Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S); Distance From Center to Edge: 1.500 INCHES NOMINAL FIRST IN; Style Designator: SPOOL; Outside Diameter: 3.062 INCHES NOMINAL IN. 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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