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RC457-101 Knob

5355-01-221-0722

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Official Item Classification

Name
Knob
Part Number
RC457-101
(NSN) National Stock Number
5355-01-221-0722
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5355 Knobs and Pointers
(INC) Item Name Code
03263
(FIIG) Federal Item Identification Guide
A530M0
Date
11/23/1985 (40 years ago)

grip aid gripping surface condition, 0.310 inches nominal distance from hole center to knob/skirt base, 2 setscrew hole quantity, 0.252 inches minimum and 0.254 inches maximum inside diameter, flatted one side shaft accommodation style

Specs & Compatibility

Inside Diameter

0.252 inches minimum and 0.254 inches maximum

Setscrew Hole Quantity

2

Distance From Hole Center To Knob/Skirt Base

0.310 inches nominal

Gripping Surface Condition

grip aid

Shaft Accommodation Style

flatted one side

Outside Diameter

0.880 inches nominal

Reference Marking

line

Attachment Method

setscrews

Inside Width

0.222 inches minimum and 0.224 inches maximum

Overall Thickness

0.580 inches nominal

Material Transparency

clear

Screw Drive Type

hexagon socket

Thread Quantity Per Inch

32 screw hole

Nominal Thread Size

0.164 inches screw hole

Style Designator

round

Thread Series Designator

unc screw hole

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0003263

Related Hardware Products

Part Number Description
8501031 Knob
RC457-101 Knob

Frequently Asked Questions

What is the FSCG of the NSN 5355-01-221-0722?
The FSCG of the NSN 5355-01-221-0722 is 5355
Does the NSN 5355-01-221-0722 have a Schedule B code assigned?
Yes, the Schedule B code is 8531900002
Does NSN 5355-01-221-0722 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 5355-01-221-0722 contain precious materials?
Item does not contain precious metal.
Does NSN 5355-01-221-0722 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 5355-01-221-0722 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Sat, Nov 23, 1985