46251

View detailed technical data, stock status, and sourcing information for: 46251
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Federal Supply Group

Hand Tools

Federal Supply Classification

5133 Countersinks: Hand and Machine, Counterbores and Drill Bits

National Stock Number

5133-00-255-4077

Item Name Code

05260

Assigment Date

01/01/1963 (63 years ago)

0.500 inches nominal shank diameter, straight round shank style, 1.000 inches nominal body diameter, 4.375 inches nominal overall length, straight flute point end cutting end style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Shank Diameter: 0.500 inches nominal
Shank Style: straight round
Overall Length: 4.375 inches nominal
Body Diameter: 1.000 inches nominal
Cutting End Style: straight flute point end
Cutting Rotation Direction: right-hand
Flute Quantity: 3 or 4
Hardness Rating: 62.0 rockwell c minimum and 65.0 rockwell c maximum
Included Angle: 60.0 degrees nominal
Material: steel overall
Specification/Standard Data: 05047-asme b94.2 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5133-00-224-9107	No Name Available	08/16/1974

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
46251	Countersink
GGG-C-613 TY4CLBSZ1	Countersink

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5133-00-255-4077?

The FSCG of the NSN 5133-00-255-4077 is 5133

Does the NSN 5133-00-255-4077 have a Schedule B code assigned?

Yes, the Schedule B code is 8205100000

Does NSN 5133-00-255-4077 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 5133-00-255-4077 contain precious materials?

Item does not contain precious metal.

Does NSN 5133-00-255-4077 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 5133-00-255-4077 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963