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091B4MA Knob

5355-00-879-1945

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Official Item Classification

Name
Knob
Part Number
091B4MA
(NSN) National Stock Number
5355-00-879-1945
(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
01/01/1962 (64 years ago)

0.640 inches minimum counterbore diameter, 2 setscrew hole quantity, 0.252 inches minimum and 0.254 inches maximum inside diameter, 0.484 inches maximum distance from hole center to knob/skirt base, 0.320 inches minimum counterbore depth

Specs & Compatibility

Inside Diameter

0.252 inches minimum and 0.254 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

0.860 inches minimum and 0.910 inches maximum

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

0.860 inches minimum and 0.910 inches maximum

Material Transparency

opaque

Screw Drive Type

hexagon socket

Thread Quantity Per Inch

32 screw hole

Nominal Thread Size

0.164 inches screw hole

Skirt Outside Diameter

0.845 inches maximum

Skirt Design

nondetachable

Special Features

concentric

Color

black, lusterless

Style Designator

round

Thread Series Designator

unc screw hole

Replacement For

Part Number Description
5355-00-939-9281 No Name Available 11/29/1968
5355-01-030-2310 No Name Available 05/01/1985

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
091B4MA Knob
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MS91528-2D2BC Knob

Frequently Asked Questions

What is the FSCG of the NSN 5355-00-879-1945?
The FSCG of the NSN 5355-00-879-1945 is 5355
Does the NSN 5355-00-879-1945 have a Schedule B code assigned?
Yes, the Schedule B code is 8531900002
Does NSN 5355-00-879-1945 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 5355-00-879-1945 contain precious materials?
Item does not contain precious metal.
Does NSN 5355-00-879-1945 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 5355-00-879-1945 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962