PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0171-1Insulator,washer

Lockheed Martin Corporation Div Rms · NSN 5970-00-468-4380 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-468-4380 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-468-4380. Primary manufacturer part number: 0171-1.
Features
  • Insulator,washer — FSC 5970
  • Style Designator: ROUND, FLAT
  • Material: MICA OVERALL
  • Outside Diameter: 0.750 INCHES NOMINAL IN
  • Inside Diameter: 0.312 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Div Rms
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Mica Overall construction
General Description

The Insulator,washer, cataloged under National Stock Number 5970-00-468-4380, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5970-00-468-4380
Primary Part Number0171-1
Item NameInsulator,washer
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms
StatusCANCELLED
Style DesignatorROUND, FLAT
MaterialMICA OVERALL
Outside Diameter0.750 INCHES NOMINAL IN
Inside Diameter0.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5133-00-223-498744622 INTERCHANGEABLE
Bit,expansive
Stanley Tools Div of Stanley Works
4320-00-294-1816001711 INTERCHANGEABLE
Valve Assembly,pump
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
3120-01-164-0982 INTERCHANGEABLE
Bearing,sleeve
5980-01-577-7237 INTERCHANGEABLE
Control-Display,optoelectronic
Cross-Reference Index
Part NumberManufacturer
0171-1 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
0171-1 PRIMARY Lockheed Martin Corporation Div Rms (USA)
Related Parts
5133-00-223-4987INTERCHANGEABLE
BIT,EXPANSIVE
44622
4320-00-294-1816INTERCHANGEABLE
VALVE ASSEMBLY,PUMP
001711
3120-01-164-0982INTERCHANGEABLE
BEARING,SLEEVE
5980-01-577-7237INTERCHANGEABLE
CONTROL-DISPLAY,OPTOELECTRONIC

Frequently Asked Questions

What is NSN 5970-00-468-4380?

NSN 5970-00-468-4380 is a Insulator,washer, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5970 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5970-00-468-4380?

NSN 5970-00-468-4380 has 2 cross-referenced part numbers: 0171-1 (Lockheed Martin Corporation Div Rms - Mitchel Field), 0171-1 (Lockheed Martin Corporation Div Rms).

What NSN replaces 5970-00-468-4380?

There are 4 known substitutes for 5970-00-468-4380: 5133-00-223-4987, 4320-00-294-1816, 3120-01-164-0982 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 0171-1?

Key specifications for 0171-1: Overall Height: 0.062 INCHES NOMINAL IN; Style Designator: ROUND, FLAT; Material: MICA OVERALL; Outside Diameter: 0.750 INCHES NOMINAL IN. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5970-00-468-4380 still in active supply?

NSN 5970-00-468-4380 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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