PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

667857Mounting,plate

Raytheon Company · NSN 5826-00-090-3491 · FSC 5826 · No Item Name Available
Verified by PartsTable
NSN 5826-00-090-3491 — this item is cataloged by the U.S. Government under National Stock Number 5826-00-090-3491. Primary manufacturer part number: 667857.
Features
  • Mounting,plate — FSC 5826
  • 4 verified cross-references
  • Primary manufacturer: Raytheon Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Mounting,plate, cataloged under National Stock Number 5826-00-090-3491, is classified within Federal Supply Class 5826 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Raytheon Company. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameMounting,plate
FSC / FSG5826 — No Item Name Available (FSG 58)
ManufacturersSensor Systems, L.l.c. Dba Sensor Systems Llc (CAGE 04454); Kearfott Corporation Div Guidance and Navigation Division (CAGE 88818); Raytheon Company (CAGE 37695); Borg Instruments Inc (CAGE 07999)
Technical Specifications
ParameterValue
NSN5826-00-090-3491
Primary Part Number667857
Item NameMounting,plate
FSC / FSG5826 / 58 — No Item Name Available
ManufacturerRaytheon Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5340-00-598-067861385 INTERCHANGEABLE
Clamp,loop
Textron Lycoming Inc Williamsport Plant
6615-00-663-8372667857 INTERCHANGEABLE
Gyroscope,displacement
Lockheed Martin Corporation Div Rms - Mitchel Field
5305-00-894-3275 INTERCHANGEABLE
Screw,machine
5365-01-141-40036138-5 INTERCHANGEABLE
Spacer
Philadelphia Valve Co
4140-01-329-175261385 INTERCHANGEABLE
Impeller,fan,axial
Maradyne Corporation
5962-01-364-453144-129-3 INTERCHANGEABLE
Microcircuit,memory
Celtech Corporation
4730-01-484-8632218104 INTERCHANGEABLE
Clamp,hose
Cadillac Gage Textron Inc.
Cross-Reference Index
Part NumberManufacturer
61385 Sensor Systems, L.l.c. Dba Sensor Systems Llc (USA)
218104 Kearfott Corporation Div Guidance and Navigation Division (USA)
667857 PRIMARY Raytheon Company (USA)
61385 Borg Instruments Inc (USA)
Related Parts
5340-00-598-0678INTERCHANGEABLE
CLAMP,LOOP
61385
6615-00-663-8372INTERCHANGEABLE
GYROSCOPE,DISPLACEMENT
667857
5305-00-894-3275INTERCHANGEABLE
SCREW,MACHINE
5365-01-141-4003INTERCHANGEABLE
SPACER
6138-5
4140-01-329-1752INTERCHANGEABLE
IMPELLER,FAN,AXIAL
61385
5962-01-364-4531INTERCHANGEABLE
MICROCIRCUIT,MEMORY
44-129-3
4730-01-484-8632INTERCHANGEABLE
CLAMP,HOSE
218104

Frequently Asked Questions

What is NSN 5826-00-090-3491?

NSN 5826-00-090-3491 is a Mounting,plate, manufactured by Raytheon Company, classified under FSC 5826 (No Item Name Available). Status: active.

What are the part numbers for NSN 5826-00-090-3491?

NSN 5826-00-090-3491 has 4 cross-referenced part numbers: 61385 (Sensor Systems, L.l.c. Dba Sensor Systems Llc), 218104 (Kearfott Corporation Div Guidance and Navigation Division), 667857 (Raytheon Company), 61385 (Borg Instruments Inc).

What NSN replaces 5826-00-090-3491?

There are 7 known substitutes for 5826-00-090-3491: 5340-00-598-0678, 6615-00-663-8372, 5305-00-894-3275 and 4 more. Verify interchangeability with system specifications before substitution.

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