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5355-00-550-1556

Knob

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Official Item Classification

Name
Knob
(NSN) National Stock Number
5355-00-550-1556
(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
10/18/1974 (51 years ago)

0.252 inches minimum and 0.254 inches maximum inside diameter, 0.250 inches nominal distance from hole center to knob/skirt base, 0.445 inches nominal overall depth, 0.690 inches minimum and 0.730 inches maximum width, 2 setscrew hole quantity

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

0.250 inches nominal

Overall Depth

0.445 inches nominal

Width

0.690 inches minimum and 0.730 inches maximum

Gripping Surface Condition

grip aid

Shaft Accommodation Style

round

Length

1.515 inches nominal

Attachment Method

setscrews

Overall Thickness

0.630 inches minimum and 0.660 inches maximum

End Item Identification

apq-120 age

Material Transparency

opaque

Screw Drive Type

hexagon socket or slot

Thread Quantity Per Inch

32 screw hole

Nominal Thread Size

0.164 inches screw hole

Pointer Design

nondetachable

Thread Tolerance Class

3a external screw hole

Special Features

remove white indicator line by machining a groove 0.046 wide x 0.010 deep fill groove per p.s. 598206-1; mfg dwg name knob, control; item is made from ms915281a2g (white indicator line removed)

Color

gray, fed std 595, 36231

Material

plastic

Style Designator

bar with single pointer

Thread Series Designator

unc screw hole

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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
973B262H01 Knob

Frequently Asked Questions

What is the FSCG of the NSN 5355-00-550-1556?
The FSCG of the NSN 5355-00-550-1556 is 5355
Does the NSN 5355-00-550-1556 have a Schedule B code assigned?
Yes, the Schedule B code is 8531900002
Does NSN 5355-00-550-1556 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 5355-00-550-1556 contain precious materials?
Precious metal content is unknown
Does NSN 5355-00-550-1556 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 5355-00-550-1556 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Fri, Oct 18, 1974