A88531

View detailed technical data, stock status, and sourcing information for: A88531
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-288-5590

Item Name Code

13205

Assigment Date

01/01/1963 (63 years ago)

1.0640 inches minimum and 1.0650 inches maximum body outside diameter, 0.1150 inches minimum and 0.1350 inches maximum first slot length, 0.6300 inches nominal overall length, 0.1860 inches minimum and 0.1890 inches maximum first slot width, 0.9250 inches minimum and 0.9290 inches maximum body inside diameter

Product Characteristics

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

Slot Width: 0.1860 inches minimum and 0.1890 inches maximum first
Slot Length: 0.1150 inches minimum and 0.1350 inches maximum first
Overall Length: 0.6300 inches nominal
Body Outside Diameter: 1.0640 inches minimum and 1.0650 inches maximum
Body Inside Diameter: 0.9250 inches minimum and 0.9290 inches maximum
Corner Shape: chamfered inside left corner
Corner Shape: chamfered inside right corner
Corner Shape: square outside left corner
Corner Shape: square outside right corner
Hardness Rating: 30.0 rockwell c minimum and 40.0 rockwell c maximum overall
Antirotation/Lubrication Type And Quantity: 2 slot
Material: steel comp 8740 overall
Style Designator: solid, plain, no outside flanges

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2810-00-532-3907	No Name Available	01/01/1963

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
88531	Sleeve Bearing
A88531	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-288-5590?

The FSCG of the NSN 3120-00-288-5590 is 3120

Does the NSN 3120-00-288-5590 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-288-5590 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 3120-00-288-5590 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-288-5590 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 3120-00-288-5590 was assigned to the Federal Catalog?

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