51CBMA
Knob
This page provides complete and verified information for part number 51CBMA, NSN 5355-01-011-6559
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.
An item designed to transmit manual, rotary or linear motion to other devices. May include detachable or nondetachable stud (shaft), pointer, or skirt. It may have reference markings in the form of dots, arrows, hairlines, and/or symbols which may be used in conjunction with a calibrated panel, vernier indicator, and the like to indicate the position or motion of items. For items having spokes or simulated spokes radiating from near the center to near the outside rim of the item and relatively thin round disk-shaped items 3 inches (76.2 mm) in diameter or over, see handwheel. For items calibrated in units or series of divisions to denote relative positioning of devices see dial, control. Excludes:doorknob; and handle (as modified).
0.127 inches minimum and 0.129 inches maximum inside diameter, 0.560 inches minimum overall depth, 2 setscrew hole quantity, grip aid gripping surface condition, 0.325 inches maximum distance from hole center to knob/skirt base
Characteristics
Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.
- Inside Diameter
- 0.127 inches minimum and 0.129 inches maximum
- Setscrew Hole Quantity
- 2
- Distance From Hole Center To Knob/Skirt Base
- 0.325 inches maximum
- Overall Depth
- 0.560 inches minimum
- Gripping Surface Condition
- grip aid
- Shaft Accommodation Style
- flatted one side
- Outside Diameter
- 0.490 inches minimum and 0.530 inches maximum
- Skirt Style
- flared
- Reference Marking
- arrow
- Attachment Method
- setscrews
- Inside Width
- 0.107 inches minimum and 0.112 inches maximum
- Overall Thickness
- 0.625 inches minimum and 0.685 inches maximum
- Screw Drive Type
- hexagon socket
- Thread Quantity Per Inch
- 40 screw hole
- Nominal Thread Size
- 0.112 inches screw hole
- Skirt Outside Diameter
- 0.900 inches maximum
- Skirt Design
- nondetachable
- Special Features
- shaft accommodation hole counterbored 0.300 in. min dia 0.177 in. min depth
- Color
- black
- Style Designator
- round
- 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
- Demilitarization
- Criticality
- Federal Item Identification Guide
- Precious Metals Indicator
- Pseudo Item Name Code
- Hazardous Material Indicator
- Schedule B Code
- 4 - Partial descriptive item identification (type 1 concept)
- 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
- U - Precious metal content is unknown
- 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
- DL
- 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 51CBMA
What is the FSCG of the NSN 5355-01-011-6559?
Does the NSN 5355-01-011-6559 have a Schedule B code assigned?
Does NSN 5355-01-011-6559 require demilitarization?
Does NSN 5355-01-011-6559 contain precious materials?
Does NSN 5355-01-011-6559 contain hazardous materials?
When the NSN 5355-01-011-6559 was assigned to the Federal Catalog?
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