PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18-311Coil,radio Frequency

Albert Frei & Sons, Inc. Dba Afs · NSN 5950-00-086-8841 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-086-8841 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-086-8841. Primary manufacturer part number: 18-311.
Features
  • Coil,radio Frequency — FSC 5950
  • Adjustment Method and Quantity: 1 ADJUSTABLE CORE SINGLE COMPONENT
  • Coil Form Type: HOLLOW SINGLE COMPONENT
  • Adjustment Device Drive Type: SLOTTED SCREW SINGLE COMPONENT
  • Winding Conductor Size: 0.00795 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
  • Turn Quantity: 22 SINGLE COMPONENT SINGLE WINDING
  • Rating Method: ELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
  • Quality Factor: 68 MINIMUM SINGLE COMPONENT SINGLE WINDING
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,radio Frequency, cataloged under National Stock Number 5950-00-086-8841, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Albert Frei & Sons, Inc. Dba Afs. Government technical data includes 16 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-086-8841
Primary Part Number18-311
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerAlbert Frei & Sons, Inc. Dba Afs
StatusACTIVE
Adjustment Method and Quantity1 ADJUSTABLE CORE SINGLE COMPONENT
Coil Form TypeHOLLOW SINGLE COMPONENT
Adjustment Device Drive TypeSLOTTED SCREW SINGLE COMPONENT
Winding Conductor Size0.00795 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
Turn Quantity22 SINGLE COMPONENT SINGLE WINDING
Rating MethodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
Quality Factor68 MINIMUM SINGLE COMPONENT SINGLE WINDING
Inductance Rating2.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Overall Diameter0.250 INCHES MAXIMUM IN
Inclosure TypeOPEN
Terminal Type and Quantity2 WIRE LEAD
Body Length0.750 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Maximum Operating Temp125.0 CELSIUS DEGC
Core ConstructionPOWDERED SINGLE COMPONENT
Mounting MethodTERMINAL SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5133-00-065-0980 INTERCHANGEABLE
Drill,twist
4820-00-097-1587005-300-0013 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5955-01-042-0155712746-1 INTERCHANGEABLE
Crystal Unit,quartz
Raytheon Company Div Rmd Strategic
5915-01-060-5557 INTERCHANGEABLE
Filter,yig
5961-01-084-6736 INTERCHANGEABLE
Semiconductor Device Assembly
4920-01-184-361918-3-1-1 INTERCHANGEABLE
Cable Reel Assembly
Celtech Corporation Div Use CAGE 65552 for All Orders
6240-01-480-215718311 INTERCHANGEABLE
Lamp,fluorescent
Technical Consumer Products, Inc.
Cross-Reference Index
Part NumberManufacturer
18-311 Albert Frei & Sons, Inc. Dba Afs (USA)
240-1101-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5133-00-065-0980INTERCHANGEABLE
DRILL,TWIST
4820-00-097-1587INTERCHANGEABLE
DISK,VALVE
005-300-0013
5955-01-042-0155INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
712746-1
5915-01-060-5557INTERCHANGEABLE
FILTER,YIG
5961-01-084-6736INTERCHANGEABLE
SEMICONDUCTOR DEVICE ASSEMBLY
4920-01-184-3619INTERCHANGEABLE
CABLE REEL ASSEMBLY
18-3-1-1
6240-01-480-2157INTERCHANGEABLE
LAMP,FLUORESCENT
18311

Frequently Asked Questions

What is NSN 5950-00-086-8841?

NSN 5950-00-086-8841 is a Coil,radio Frequency, manufactured by Albert Frei & Sons, Inc. Dba Afs, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-086-8841?

NSN 5950-00-086-8841 has 2 cross-referenced part numbers: 18-311 (Albert Frei & Sons, Inc. Dba Afs), 240-1101-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5950-00-086-8841?

There are 7 known substitutes for 5950-00-086-8841: 5133-00-065-0980, 4820-00-097-1587, 5955-01-042-0155 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18-311?

Key specifications for 18-311: Adjustment Method and Quantity: 1 ADJUSTABLE CORE SINGLE COMPONENT; Coil Form Type: HOLLOW SINGLE COMPONENT; Adjustment Device Drive Type: SLOTTED SCREW SINGLE COMPONENT; Winding Conductor Size: 0.00795 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN. 16 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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