5305-01-661-4537

Find complete technical information, availability, and procurement data for: 5305-01-661-4537
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-661-4537

Item Name Code

16282

Assigment Date

03/03/2017 (9 years ago)

A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.

8.27 millimeters minimum and 8.50 millimeters maximum head diameter, right-hand thread direction, 50.0 millimeters nominal fastener length, 50.0 millimeters nominal thread length, flat fillister head style

Product Characteristics

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

Thread Direction: right-hand
Thread Length: 50.0 millimeters nominal
Fastener Length: 50.0 millimeters nominal
Head Style: flat fillister
Head Diameter: 8.27 millimeters minimum and 8.50 millimeters maximum
Head Height: 4.86 millimeters minimum and 5.00 millimeters maximum
Internal Drive Style: hexagon
End Item Identification: 01-622-0440
Nominal Thread Diameter: 5.0 millimeters
Width Across Flats: 4.0 millimeters nominal
Thread Pitch In Millimeters: 0.8
Color: black overall
Material: steel overall
Material Document And Classification: astm a574m international std/spec single material response overall
Thread Series Designator: m

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
4258384	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-661-4537?

The FSCG of the NSN 5305-01-661-4537 is 5305

Does the NSN 5305-01-661-4537 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-661-4537 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 5305-01-661-4537 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-661-4537 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 5305-01-661-4537 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Fri, Mar 3, 2017