PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A364-25-2Insulator,bushing

Seastrom Manufacturing Co Inc · NSN 5970-00-185-0171 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-185-0171 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-185-0171. Primary manufacturer part number: A364-25-2.
Features
  • Insulator,bushing — FSC 5970
  • Shank Outside Diameter: 0.214 INCHES NOMINAL IN
  • Style Designator: SHOULDER
  • Material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL
  • Outside Diameter: 0.375 INCHES NOMINAL IN
  • Shank Height: 0.076 INCHES NOMINAL IN
  • Inside Diameter: 0.141 INCHES NOMINAL IN
  • Material Document and Classification: L-P-410, COMP 6/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Applications requiring Plastic Polyhexamethylene Adipamide Overall construction
General Description

The Insulator,bushing, cataloged under National Stock Number 5970-00-185-0171, 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 Seastrom Manufacturing Co Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-00-185-0171
Primary Part NumberA364-25-2
Item NameInsulator,bushing
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerSeastrom Manufacturing Co Inc
StatusACTIVE
Shank Outside Diameter0.214 INCHES NOMINAL IN
Style DesignatorSHOULDER
MaterialPLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL
Outside Diameter0.375 INCHES NOMINAL IN
Shank Height0.076 INCHES NOMINAL IN
Inside Diameter0.141 INCHES NOMINAL IN
Material Document and ClassificationL-P-410, COMP 6/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2920-00-307-6742561719 INTERCHANGEABLE
Housing,starter Dri
Sabreliner Corp
4820-01-640-9144560775 INTERCHANGEABLE
Valve,check
Graco Inc.
Cross-Reference Index
Part NumberManufacturer
A364-25-2 PRIMARY Seastrom Manufacturing Co Inc (USA)
5607-75 Seastrom Manufacturing Co Inc (USA)
715810-27 Raytheon Company Div Rmd Strategic (USA)
Related Parts
2920-00-307-6742INTERCHANGEABLE
HOUSING,STARTER DRI
561719
4820-01-640-9144INTERCHANGEABLE
VALVE,CHECK
560775

Frequently Asked Questions

What is NSN 5970-00-185-0171?

NSN 5970-00-185-0171 is a Insulator,bushing, manufactured by Seastrom Manufacturing Co Inc, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-00-185-0171?

NSN 5970-00-185-0171 has 3 cross-referenced part numbers: A364-25-2 (Seastrom Manufacturing Co Inc), 5607-75 (Seastrom Manufacturing Co Inc), 715810-27 (Raytheon Company Div Rmd Strategic).

What NSN replaces 5970-00-185-0171?

There are 2 known substitutes for 5970-00-185-0171: 2920-00-307-6742, 4820-01-640-9144. Verify interchangeability with system specifications before substitution.

What are the specifications of A364-25-2?

Key specifications for A364-25-2: Shank Outside Diameter: 0.214 INCHES NOMINAL IN; Style Designator: SHOULDER; Material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL; Outside Diameter: 0.375 INCHES NOMINAL IN. 8 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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