KWB-4CRGD5

View detailed technical data, stock status, and sourcing information for: KWB-4CRGD5

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KWB-4CRGD5
Federal Supply Group
Bearings
Federal Supply Classification
3120 Unmounted Plain Bearings
National Stock Number
3120-01-040-8740
Item Name Code
13208
Assigment Date
05/16/1977 (49 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

0.2495 inches minimum and 0.2500 inches maximum bore diameter, 0.3220 inches minimum and 0.3320 inches maximum outer member width, 0.4320 inches minimum and 0.4370 inches maximum inner member width, 0.6245 inches minimum and 0.6250 inches maximum outer member outside diameter, 17500 pounds static radial load rating

Product Characteristics

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

Bore Diameter
0.2495 inches minimum and 0.2500 inches maximum
Outer Member Outside Diameter
0.6245 inches minimum and 0.6250 inches maximum
Outer Member Width
0.3220 inches minimum and 0.3320 inches maximum
Inner Member Width
0.4320 inches minimum and 0.4370 inches maximum
Static Radial Load Rating
17500 pounds
Hardness Rating
50.0 rockwell c minimum and 60.0 rockwell c maximum inner member
Hardness Rating
28.0 rockwell c minimum and 36.0 rockwell c maximum outer race member
Material
lubricant dry film lubrication
Material
steel comp 440c inner member
Material
steel comp 630 outer race member
Material Document And Classification
bms 3-8, mcdonnell douglas corp, mcdonnell aircraft division mfr ref single material response lubrication
Style Designator
without insert or liner

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
3120-01-034-5028 No Name Available 11/01/1994

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
55303M Self-Aligning Plain Bearing
ABW4-5-12 Self-Aligning Plain Bearing
AW4CRG12 Self-Aligning Plain Bearing
BACB10A201GM2 Self-Aligning Plain Bearing
BACB10X3MT Self-Aligning Plain Bearing
BACB10X3TM Self-Aligning Plain Bearing
BSSR-48C6EC2 Self-Aligning Plain Bearing
BSSR4625-G Self-Aligning Plain Bearing
HU4-136M Self-Aligning Plain Bearing
KWB-4CRGD5 Self-Aligning Plain Bearing
KWB-4SSG06 Self-Aligning Plain Bearing
WS-4E-2 Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-040-8740?
The FSCG of the NSN 3120-01-040-8740 is 3120
Does the NSN 3120-01-040-8740 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-01-040-8740 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 3120-01-040-8740 contain precious materials?
Precious metal content is unknown
Does NSN 3120-01-040-8740 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 3120-01-040-8740 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Mon, May 16, 1977

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