3120-01-181-8034

Find complete technical information, availability, and procurement data for: 3120-01-181-8034
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-181-8034

Item Name Code

28215

Assigment Date

06/15/1984 (42 years ago)

A ported item with or without external threads. The port(s) may contain a filtering disk or wire fabric. It is designed to be inserted into an opening in a cylinder, pump, regulator, valve, housing, casing, or the like, to permit the free flow of fluid from or to the atmosphere. Excludes:breather.

3.995 inches minimum and 4.005 inches maximum outside diameter, 1.719 inches nominal bore length, 33.0 minimum rockwell c and 38.0 maximum rockwell c metallic hardness rating, not casehardened casehardening indicator, 1.500 inches nominal face width

Product Characteristics

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

Casehardening Indicator: not casehardened
Outside Diameter: 3.995 inches minimum and 4.005 inches maximum
Bore Length: 1.719 inches nominal
Metallic Hardness Rating: 33.0 minimum rockwell c and 38.0 maximum rockwell c
Face Width: 1.500 inches nominal
Hub Diameter: 3.250 inches nominal
Bore Inside Diameter: 2.249 inches minimum and 2.250 inches maximum
Material: steel comp 410
Material Document And Classification: qq-s-763, class 410 fed spec single material response
Style Designator: plain, protruding hubs

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
633A912-001	Linear-Rotary Motion Roller
7303E32 PIECE 22	Linear-Rotary Motion Roller

FAQs

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

What is the FSCG of the NSN 3120-01-181-8034?

The FSCG of the NSN 3120-01-181-8034 is 3120

Does the NSN 3120-01-181-8034 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-181-8034 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 3120-01-181-8034 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-181-8034 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 3120-01-181-8034 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Fri, Jun 15, 1984