PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMB356711Insulator

Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions · NSN 5820-00-757-2019 · FSC 5820 · No Item Name Available
Verified by PartsTable
NSN 5820-00-757-2019 — this item is cataloged by the U.S. Government under National Stock Number 5820-00-757-2019. Primary manufacturer part number: SMB356711.
Features
  • Insulator — FSC 5820
  • 1 verified cross-reference
  • Primary manufacturer: Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulator, cataloged under National Stock Number 5820-00-757-2019, is classified within Federal Supply Class 5820 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameInsulator
FSC / FSG5820 — No Item Name Available (FSG 58)
ManufacturersLockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions (CAGE 11530)
Technical Specifications
ParameterValue
NSN5820-00-757-2019
Primary Part NumberSMB356711
Item NameInsulator
FSC / FSG5820 / 58 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5999-00-762-2669294457 INTERCHANGEABLE
Mounting Pad,electrical-Electron
Monadnock Company, the Dba Lisi Aerospace
Cross-Reference Index
Part NumberManufacturer
SMB356711 Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions (USA)
Related Parts
5999-00-762-2669INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
294457

Frequently Asked Questions

What is NSN 5820-00-757-2019?

NSN 5820-00-757-2019 is a Insulator, manufactured by Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions, classified under FSC 5820 (No Item Name Available). Status: active.

What are the part numbers for NSN 5820-00-757-2019?

NSN 5820-00-757-2019 has 1 cross-referenced part number: SMB356711 (Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions).

What NSN replaces 5820-00-757-2019?

There is 1 known substitute for 5820-00-757-2019: 5999-00-762-2669. Verify interchangeability with system specifications before substitution.

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