2D1B

Knob

This page provides complete and verified information for part number 2D1B, NSN 5355-00-579-6391

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.

2D1B
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5355 Knobs and Pointers
National Stock Number
5355-00-579-6391
Item Name Code
03263
Assigment Date
01/01/1963 (63 years ago)

0.640 inches minimum counterbore diameter, 0.320 inches minimum counterbore depth, 2 setscrew hole quantity, 0.484 inches maximum distance from hole center to knob/skirt base, 0.127 inches minimum and 0.129 inches maximum inside diameter

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
Counterbore Diameter
0.640 inches minimum
Counterbore Depth
0.320 inches minimum
Setscrew Hole Quantity
2
Distance From Hole Center To Knob/Skirt Base
0.484 inches maximum
Overall Depth
0.730 inches minimum
Gripping Surface Condition
grip aid
Shaft Accommodation Style
counterbored
Outside Diameter
0.890 inches minimum and 0.930 inches maximum
Skirt Style
stepped
Attachment Method
setscrews
Overall Thickness
0.980 inches minimum and 1.040 inches maximum
Material Transparency
opaque
Screw Drive Type
hexagon socket
Thread Quantity Per Inch
40 screw hole
Nominal Thread Size
0.112 inches screw hole
Skirt Outside Diameter
0.890 inches minimum and 0.930 inches maximum
Skirt Design
nondetachable
Color
black, lusterless
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
4 - Partial descriptive item identification (type 1 concept)
Demilitarization
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.
Criticality
X - The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Federal Item Identification Guide
A530M0
Precious Metals Indicator
U - Precious metal content is unknown
Pseudo Item Name Code
0003263
Hazardous Material Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Schedule B Code
8531900002

Freight Information

Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.

Major Organizational Entity
XX
National Motor Freight Classification Item Number
146230
National Motor Freight Classification Sub-Item Number
X
Uniform Freight Classification Item Number
73040
National Motor Freight Class Rating
G - 125.0
Water Commodity
576 - Metal and metal products, nos, (less than 35 feet)
Type of Cargo
Z - No special type of cargo code applicable
Special Hand
9 - Other or no special handling required (sh)
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Air Commodity
BZ -
National Motor Freight Description
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 2D1B

What is the FSCG of the NSN 5355-00-579-6391?
The FSCG of the NSN 5355-00-579-6391 is 5355
Does the NSN 5355-00-579-6391 have a Schedule B code assigned?
Yes, the Schedule B code is 8531900002
Does NSN 5355-00-579-6391 require demilitarization?
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.
Does NSN 5355-00-579-6391 contain precious materials?
Precious metal content is unknown
Does NSN 5355-00-579-6391 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5355-00-579-6391 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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