PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300803Switch,radio Frequency Transmiss

Caes Systems Llc · NSN 5985-01-269-5346 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-269-5346 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-269-5346. Primary manufacturer part number: 300803.
Features
  • Switch,radio Frequency Transmiss — FSC 5985
  • Operating Temp Range: -54.0 TO 125.0 CELSIUS DEGC
  • 5 verified cross-references
  • Primary manufacturer: Caes Systems Llc
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-269-5346, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Caes Systems Llc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-269-5346
Primary Part Number300803
Item NameSwitch,radio Frequency Transmiss
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerCaes Systems Llc
StatusACTIVE
Operating Temp Range-54.0 TO 125.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5310-00-121-8324300803 INTERCHANGEABLE
Washer,flat
Brp Us Inc
5310-00-264-1950 INTERCHANGEABLE
Washer,flat
4730-01-136-77023008-03 INTERCHANGEABLE
Restrictor,fluid Flow
Pentair Filtration Solutions, Llc
3120-01-228-0654300803 INTERCHANGEABLE
Bearing,sleeve
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5977-01-449-9143300803 INTERCHANGEABLE
Slip Ring Sub-Assy
Moog Inc.
7025-01-545-6545300803 INTERCHANGEABLE
Disk Drive Unit
Lacie Ltd
Cross-Reference Index
Part NumberManufacturer
MT8259-03 Alpha Industries Inc Advanced Products Div (USA)
300803 PRIMARY Caes Systems Llc (USA)
7547516P0003 Lockheed Martin Corp Naval Electronics & Surveillance Systems (USA)
7547516P3 Lockheed Martin Corp Naval Electronics & Surveillance Systems (USA)
MA8438-S668 Cobham Advanced Electronic Solutions Inc. (USA)
Related Parts
5310-00-121-8324INTERCHANGEABLE
WASHER,FLAT
300803
5310-00-264-1950INTERCHANGEABLE
WASHER,FLAT
4730-01-136-7702INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
3008-03
3120-01-228-0654INTERCHANGEABLE
BEARING,SLEEVE
300803
5977-01-449-9143INTERCHANGEABLE
SLIP RING SUB-ASSY
300803
7025-01-545-6545INTERCHANGEABLE
DISK DRIVE UNIT
300803

Frequently Asked Questions

What is NSN 5985-01-269-5346?

NSN 5985-01-269-5346 is a Switch,radio Frequency Transmiss, manufactured by Caes Systems Llc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-269-5346?

NSN 5985-01-269-5346 has 5 cross-referenced part numbers: MT8259-03 (Alpha Industries Inc Advanced Products Div), 300803 (Caes Systems Llc), 7547516P0003 (Lockheed Martin Corp Naval Electronics & Surveillance Systems), 7547516P3 (Lockheed Martin Corp Naval Electronics & Surveillance Systems), MA8438-S668 (Cobham Advanced Electronic Solutions Inc.).

What NSN replaces 5985-01-269-5346?

There are 6 known substitutes for 5985-01-269-5346: 5310-00-121-8324, 5310-00-264-1950, 4730-01-136-7702 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 300803?

Key specifications for 300803: Operating Temp Range: -54.0 TO 125.0 CELSIUS DEGC; End Item Identification: B-1B. 2 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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