RD239-137
Knob
This page provides complete and verified information for part number RD239-137, NSN 5355-01-420-2427
You’ll find detailed technical specifications, product attributes, condition classification, and real-time stock availability. All data is based on official records and meets industry standards for defense, aerospace, and industrial sourcing. Whether you’re performing a parts audit, validating compliance, or preparing a purchase order, this part listing supports accurate and efficient procurement.
A grouping of two or more physically connected or related electrical an/or electronic parts capable of dissassemblage. Each component of the assemblage must be capable of functioning in accordance with its own item name. Consists of a single printed circuit board or terminal board upon which are mounted separately manufactured electronic components such as capacitors, inductors, resistors, and the like. It may also include printed electronic components. The item is generally part of a subassembly and cannot be assigned a more definite item name. For items having a complete individual electrical/electronic function, use applicable item name such as amplifier (as modified); power supply; or the like. For items not having a complete individual electrical/electronic function, see applicable subassembly name, such as amplifier subassembly; power supply subassembly; or the like. For an assembly of electrical/electronic components mounted on other than a single printed wiring board, see electronic components assembly. Excludes:printed circuit board
0.230 inches minimum and 0.270 inches maximum distance from hole center to knob/skirt base, 2 setscrew hole quantity, 0.128 inches minimum and 0.129 inches maximum inside diameter, grip aid gripping surface condition, 0.480 inches minimum and 0.500 inches maximum overall depth
Characteristics
Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.
- Inside Diameter
- 0.128 inches minimum and 0.129 inches maximum
- Setscrew Hole Quantity
- 2
- Distance From Hole Center To Knob/Skirt Base
- 0.230 inches minimum and 0.270 inches maximum
- Overall Depth
- 0.480 inches minimum and 0.500 inches maximum
- Gripping Surface Condition
- grip aid
- Shaft Accommodation Style
- flatted one side
- Outside Diameter
- 0.600 inches minimum and 0.640 inches maximum
- Reference Marking
- line
- Attachment Method
- setscrews
- Inside Width
- 0.107 inches minimum and 0.109 inches maximum
- Overall Thickness
- 0.540 inches minimum and 0.580 inches maximum
- End Item Identification
- used on radar display
- Material Transparency
- clear
- Screw Drive Type
- hexagon socket
- Thread Quantity Per Inch
- 40 screw hole
- Nominal Thread Size
- 0.112 inches screw hole
- Thread Tolerance Class
- 3b internal screw hole
- Material
- plastic
- Style Designator
- round fluted
- Thread Series Designator
- unc screw hole
Classification Data
Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.
- Type of Item Identification
- Automatic Data Processing Point
- Demilitarization
- Criticality
- Federal Item Identification Guide
- Precious Metals Indicator
- Pseudo Item Name Code
- Hazardous Material Indicator
- Schedule B Code
- 1 - Full descriptive item identification
- 0 - Represents items with no adp components
- A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
- X - The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
- A530M0
- A - Item does not contain precious metal.
- 0003263
- N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
- 8531900002
Freight Information
Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.
- Major Organizational Entity
- National Motor Freight Classification Item Number
- National Motor Freight Classification Sub-Item Number
- Uniform Freight Classification Item Number
- National Motor Freight Class Rating
- Water Commodity
- Type of Cargo
- Special Hand
- Air Dimension
- Air Commodity
- National Motor Freight Description
- TK
- 146230
- X
- 73040
- G - 125.0
- 576 - Metal and metal products, nos, (less than 35 feet)
- Z - No special type of cargo code applicable
- 9 - Other or no special handling required (sh)
- A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- BZ -
- guns machine/parts noi sm arms ammo
FAQs
Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for RD239-137
What is the FSCG of the NSN 5355-01-420-2427?
Does the NSN 5355-01-420-2427 have a Schedule B code assigned?
Does NSN 5355-01-420-2427 require demilitarization?
Does NSN 5355-01-420-2427 contain precious materials?
Does NSN 5355-01-420-2427 contain hazardous materials?
When the NSN 5355-01-420-2427 was assigned to the Federal Catalog?
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