KSBY7-10

View detailed technical data, stock status, and sourcing information for: KSBY7-10
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-905-7339

Item Name Code

13208

Assigment Date

06/22/1966 (60 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.9995 inches minimum and 1.0000 inches maximum outer member outside diameter, 0.4370 inches minimum and 0.4375 inches maximum bore diameter, 0.8700 inches minimum and 0.8750 inches maximum inner member width, 34000 pounds static radial load rating, 0.3400 inches minimum and 0.3500 inches maximum outer member width

Product Characteristics

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

Bore Diameter: 0.4370 inches minimum and 0.4375 inches maximum
Outer Member Outside Diameter: 0.9995 inches minimum and 1.0000 inches maximum
Outer Member Width: 0.3400 inches minimum and 0.3500 inches maximum
Inner Member Width: 0.8700 inches minimum and 0.8750 inches maximum
Static Radial Load Rating: 34000 pounds
Hardness Rating: 30.0 rockwell c minimum and 61.0 rockwell c maximum inner member
Hardness Rating: 30.0 rockwell c minimum and 61.0 rockwell c maximum outer race member
Lubrication Feature: groove external outer member
Lubrication Feature: perforation external surface member
Material: steel comp 630 outer race member
Material: steel comp e52100 inner member
Material Document And Classification: 17-4ph assn std single material response outer race member
Material Document And Classification: sae 521000 assn std single material response inner member
Surface Treatment: chromium overall
Surface Treatment Document And Classification: qq-c-320,type 2,class 2d fed spec single treatment response overall
Style Designator: without insert or liner with staking groove

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
KSBY7-10	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-905-7339?

The FSCG of the NSN 3120-00-905-7339 is 3120

Does the NSN 3120-00-905-7339 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-00-905-7339 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 3120-00-905-7339 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-905-7339 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 3120-00-905-7339 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, Jun 22, 1966