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BP250-A1B4 Knob

5355-01-105-7298

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Official Item Classification

Name
Knob
Part Number
BP250-A1B4
(NSN) National Stock Number
5355-01-105-7298
(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
01/03/1981 (45 years ago)

2 setscrew hole quantity, 0.310 inches nominal distance from hole center to knob/skirt base, 0.375 inches minimum and 0.385 inches maximum counterbore diameter, 0.252 inches minimum and 0.254 inches maximum inside diameter, 0.160 inches nominal counterbore depth

Specs & Compatibility

Inside Diameter

0.252 inches minimum and 0.254 inches maximum

Counterbore Diameter

0.375 inches minimum and 0.385 inches maximum

Counterbore Depth

0.160 inches nominal

Setscrew Hole Quantity

2

Distance From Hole Center To Knob/Skirt Base

0.310 inches nominal

Overall Depth

0.780 inches maximum

Gripping Surface Condition

smooth

Shaft Accommodation Style

counterbored

Outside Diameter

1.500 inches nominal

Reference Marking

indicator line

Attachment Method

setscrews

Overall Thickness

0.880 inches nominal

Screw Drive Type

hexagon socket

Thread Quantity Per Inch

32 screw hole

Nominal Thread Size

0.164 inches screw hole

Pointer Design

nondetachable

Special Features

transilluminated

Style Designator

round with single pointed bar face

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
BP250-A1B4 Knob

Frequently Asked Questions

What is the FSCG of the NSN 5355-01-105-7298?
The FSCG of the NSN 5355-01-105-7298 is 5355
Does the NSN 5355-01-105-7298 have a Schedule B code assigned?
Yes, the Schedule B code is 8531900002
Does NSN 5355-01-105-7298 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 5355-01-105-7298 contain precious materials?
Item does not contain precious metal.
Does NSN 5355-01-105-7298 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 5355-01-105-7298 was assigned to the Federal Catalog?
It was assigned 45 years ago, on Sat, Jan 3, 1981