PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

503771Radar Set Subassembly

Aimtron Systems, Llc · NSN 5840-01-013-7502 · FSC 5840 · No Item Name Available
Verified by PartsTable
NSN 5840-01-013-7502 — this item is cataloged by the U.S. Government under National Stock Number 5840-01-013-7502. Primary manufacturer part number: 503771.
Features
  • Radar Set Subassembly — FSC 5840
  • Component Type and Quantity: 1 NUT AND 1 SCREW AND 3 WASHER
  • Overall Diameter: 0.625 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Aimtron Systems, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Radar Set Subassembly, cataloged under National Stock Number 5840-01-013-7502, is classified within Federal Supply Class 5840 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Aimtron Systems, Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5840-01-013-7502
Primary Part Number503771
Item NameRadar Set Subassembly
FSC / FSG5840 / 58 — No Item Name Available
ManufacturerAimtron Systems, Llc
StatusACTIVE
Component Type and Quantity1 NUT AND 1 SCREW AND 3 WASHER
Overall Diameter0.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3020-00-023-4185503771 INTERCHANGEABLE
Gear,spur
Honeywell International, Inc Div Aerospace-Tucson
5120-00-277-4249 INTERCHANGEABLE
Replacer,valve Key
5910-00-988-6167CF46 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Fluke Corp
6680-01-027-699650377-1 INTERCHANGEABLE
Meter,speed Indicat
Solar Turbines Incorporated Dba Solar Turbines Incorporated
5307-01-054-7964 INTERCHANGEABLE
Stud,shouldered
2050-01-384-1412CF-7 INTERCHANGEABLE
Cable Float,footballshape
Flotation Technologies Llc
Cross-Reference Index
Part NumberManufacturer
503771 Cardion Inc (USA)
CF-7 Designatronics Incorporated Div Sterling Instruments Div (USA)
503771 PRIMARY Aimtron Systems, Llc (USA)
Related Parts
3020-00-023-4185INTERCHANGEABLE
GEAR,SPUR
503771
5120-00-277-4249INTERCHANGEABLE
REPLACER,VALVE KEY
5910-00-988-6167INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
CF46
6680-01-027-6996INTERCHANGEABLE
METER,SPEED INDICAT
50377-1
5307-01-054-7964INTERCHANGEABLE
STUD,SHOULDERED
2050-01-384-1412INTERCHANGEABLE
CABLE FLOAT,FOOTBALLSHAPE
CF-7

Frequently Asked Questions

What is NSN 5840-01-013-7502?

NSN 5840-01-013-7502 is a Radar Set Subassembly, manufactured by Aimtron Systems, Llc, classified under FSC 5840 (No Item Name Available). Status: active.

What are the part numbers for NSN 5840-01-013-7502?

NSN 5840-01-013-7502 has 3 cross-referenced part numbers: 503771 (Cardion Inc), CF-7 (Designatronics Incorporated Div Sterling Instruments Div), 503771 (Aimtron Systems, Llc).

What NSN replaces 5840-01-013-7502?

There are 6 known substitutes for 5840-01-013-7502: 3020-00-023-4185, 5120-00-277-4249, 5910-00-988-6167 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 503771?

Key specifications for 503771: Overall Length: 0.852 INCHES NOMINAL IN; Component Type and Quantity: 1 NUT AND 1 SCREW AND 3 WASHER; Overall Diameter: 0.625 INCHES NOMINAL IN. 3 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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