3120-01-031-8364

Find complete technical information, availability, and procurement data for: 3120-01-031-8364
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 3120-01-031-8364 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-031-8364

Item Name Code

13211

Assigment Date

12/02/1976 (49 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

7.7490 inches minimum and 7.7530 inches maximum diameter, round center hole shape style, 9.5625 inches nominal outside diameter, 0.3110 inches minimum and 0.3130 inches maximum overall thickness, rectangular cross-sectional shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Outside Diameter: 9.5625 inches nominal
Center Hole Shape Style: round
Diameter: 7.7490 inches minimum and 7.7530 inches maximum
Overall Thickness: 0.3110 inches minimum and 0.3130 inches maximum
Corner Shape: square all corners
Hardness Rating: 58.0 rockwell c minimum and 60.0 rockwell c maximum overall
Criticality Code Justification: zzzw
Surface Finish: 32.0 microinches left side
Surface Finish: 32.0 microinches right side
Material: steel comp e52100 overall
Style Designator: round
Departure From Cited Document: as modified by special quality control testing for mk 48 torpedo

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
2498568	Thrust Washer Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-031-8364?

The FSCG of the NSN 3120-01-031-8364 is 3120

Does the NSN 3120-01-031-8364 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105008

Does NSN 3120-01-031-8364 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 3120-01-031-8364 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-031-8364 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 3120-01-031-8364 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Thu, Dec 2, 1976