KBDE4-31A

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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-024-8533

Item Name Code

13209

Assigment Date

07/21/1976 (50 years ago)

right-hand thread direction, 0.2495 inches minimum and 0.2500 inches maximum bore diameter, externally threaded shank style, 1.9500 inches minimum and 1.9800 inches maximum overall length, 3a thread class

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Shank Style: externally threaded
Overall Length: 1.9500 inches minimum and 1.9800 inches maximum
Bore Diameter: 0.2495 inches minimum and 0.2500 inches maximum
Outer Member Outside Diameter: 0.7960 inches minimum and 0.8160 inches maximum
Bore Center To Shank End Distance: 1.5520 inches minimum and 1.5720 inches maximum
Outer Member Width: 0.3320 inches minimum and 0.3420 inches maximum
Inner Member Width: 0.4350 inches minimum and 0.4370 inches maximum
Shank Thread Length: 0.9690 inches minimum and 1.0620 inches maximum
Static Radial Load Rating: 6700 pounds
Thread Diameter: 0.312 inches nominal
Thread Quantity Per Inch: 24
Hardness Rating: 39.0 rockwell c minimum and 44.0 rockwell c maximum rod end body
Hardness Rating: 55.0 rockwell c minimum and 61.0 rockwell c maximum inner member
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 4340 or steel comp 630 rod end body
Material: steel comp 440c inner member
Material: steel corrosion resisting race insert
Surface Treatment: cadmium or passivate rod end body
Style Designator: ball type
Thread Series Designator: unf

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
01-727-0250	Rod End Plain Bearing
10-60779-102	Rod End Plain Bearing
ADNE4-201	Rod End Plain Bearing
ART4E-125	Rod End Plain Bearing
DREM-4-057	Rod End Plain Bearing
DREM-8-014	Rod End Plain Bearing
KBDE 4-31	Rod End Plain Bearing
KBDE4-31A	Rod End Plain Bearing
MSSR45-14BAC	Rod End Plain Bearing
NHNE4-201	Rod End Plain Bearing
REM8ATC10Z	Rod End Plain Bearing
YTM-124-B	Rod End Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-024-8533?

The FSCG of the NSN 3120-01-024-8533 is 3120

Does the NSN 3120-01-024-8533 have a Schedule B code assigned?

Yes, the Schedule B code is 8483308055

Does NSN 3120-01-024-8533 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 3120-01-024-8533 contain precious materials?

Precious metal content is unknown

Does NSN 3120-01-024-8533 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 3120-01-024-8533 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Wed, Jul 21, 1976