R875B11

View detailed technical data, stock status, and sourcing information for: R875B11
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-00-580-3065

Item Name Code

05466

Assigment Date

01/01/1963 (63 years ago)

A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes:packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.

plain, solid body style, 0.401 inches nominal outside diameter, plain both ends bore style, 24 teeth quantity, 0.3712 inches minimum and 0.3731 inches maximum pitch diameter

Product Characteristics

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

Body Style: plain, solid
Pitch Diameter: 0.3712 inches minimum and 0.3731 inches maximum
Teeth Quantity: 24
Bore Style: plain both ends
Nominal Outside Diameter: 0.401 inches
Tooth Form: standard
Flange Nominal Diameter: 0.625 inches
Pressure Angle: 14.5000 degrees
Flange Nominal Thickness: 0.062 inches
Face Nominal Width: 0.312 inches
Bore Nominal Diameter: 0.244 inches both ends
Nominal Distance Between Outer Body Face And Inner Flange Face: 0.344 inches
Hub Nominal Diameter: 0.312 inches between body and flange
Special Features: flange includes two notches,0.125 in.w by 0.109in.deep
Material: steel comp 1012 overall
Material Document And Classification: fed std 66 fed std single material response overall
Surface Treatment: oxide overall
Surface Treatment Document And Classification: mil-c-13924,class 2 mil spec single treatment response overall
Style Designator: flanged end

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
49249	Spur Gear
R875B11	Spur Gear

FAQs

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

What is the FSCG of the NSN 3020-00-580-3065?

The FSCG of the NSN 3020-00-580-3065 is 3020

Does the NSN 3020-00-580-3065 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-00-580-3065 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 3020-00-580-3065 contain precious materials?

Precious metal content is unknown

Does NSN 3020-00-580-3065 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 3020-00-580-3065 was assigned to the Federal Catalog?

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