3120-01-682-5957 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-682-5957.

Summary

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Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-682-5957
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 08/14/2019

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

55.0 rockwell c minimum and 62.0 rockwell c maximum inner member hardness rating, 28.0 rockwell c minimum and 37.0 rockwell c maximum outer race member hardness rating, 0.5870 inches minimum and 0.6850 inches maximum inner member width, 0.5620 inches minimum and 0.5625 inches maximum bore diameter, nsn:1520-01-599-2203;ah-64lb3 attack helicopter. end item identification

Datasheet

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End Item Identification: nsn:1520-01-599-2203;ah-64lb3 attack helicopter.
Bore Diameter: 0.5620 inches minimum and 0.5625 inches maximum
Hardness Rating: 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member
Hardness Rating: 28.0 rockwell c minimum and 37.0 rockwell c maximum outer race member
Inner Member Width: 0.5870 inches minimum and 0.6850 inches maximum
Part Name Assigned By Controlling Agency: bearing,plain,self-lubricating,self-aligning,low speed,wide,grooved race -65 to 325 deg f.
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 440c inner member
Material: steel comp 630 outer race member
Outer Member Outside Diameter: 1.1245 inches minimum and 1.1250 inches maximum
Outer Member Width: 0.5310 inches minimum and 0.5410 inches maximum
Static Radial Load Rating: 26600 pounds
Special Features: "the letter "a" in the part number indicates tested to 100,000 cycles."
Style Designator: with insert and/or liner with staking groove

Related Bearings

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Part Number	Name
MS14103A-9	Self-Aligning Plain Bearing

Frequently Asked Questions

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What is the FSCG of the NSN 3120-01-682-5957?: The FSCG of the NSN 3120-01-682-5957 is 3120

Does the NSN 3120-01-682-5957 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-682-5957 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 3120-01-682-5957 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-682-5957 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.