3-55457-1

View detailed technical data, stock status, and sourcing information for: 3-55457-1
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-528-5275

Item Name Code

13206

Assigment Date

01/01/1961 (65 years ago)

An item designed to fit over a packing gland by mating with a surface of a second part which together will retain into a narrow groove or confined space the packing, preformed or o-ring, or an item designed to fit over a rod or shaft, to mate with a stuffing box to confine packing material. It may function as a static or dynamic seal retainer with the packing located on, around, or in the centerline direction of the rod or shaft axis. It may have holes or joints for mounting, be threaded or unthreaded. See also packing nut and packing nut, stuffing tube.

1.1234 inches minimum and 1.1239 inches maximum body outside diameter, 1.0005 inches minimum and 1.0015 inches maximum body inside diameter, 0.1400 inches minimum and 0.1500 inches maximum first slot length, 1.4000 inches minimum and 1.4100 inches maximum overall length, 0.1200 inches minimum and 0.1300 inches maximum first slot width

Product Characteristics

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

Slot Width: 0.1200 inches minimum and 0.1300 inches maximum first
Slot Length: 0.1400 inches minimum and 0.1500 inches maximum first
Overall Length: 1.4000 inches minimum and 1.4100 inches maximum
Body Outside Diameter: 1.1234 inches minimum and 1.1239 inches maximum
Body Inside Diameter: 1.0005 inches minimum and 1.0015 inches maximum
Corner Shape: square all corners
Surface Finish: 250.0 microinches left end surface of body
Surface Finish: 250.0 microinches right end surface of body
Surface Finish: 63.0 microinches inside diameter surface of body
Surface Finish: 63.0 microinches outside diameter surface of body
Antirotation/Lubrication Type And Quantity: 2 slot
Material: steel overall
Surface Treatment: cadmium and chromate inside diameter surface of body
Surface Treatment: cadmium and chromate left end surface of body
Surface Treatment: cadmium and chromate right end surface of body
Surface Treatment Document And Classification: qq-p-416,type2,class2 fed spec single treatment response right end surface of body
Surface Treatment Document And Classification: qq-p-416,type2,class2 fed spec single treatment response inside diameter surface of body
Surface Treatment Document And Classification: qq-p-416,type2,class2 fed spec single treatment response left end surface of body
Style Designator: solid, plain, no outside flanges

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
3-55457-1	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-528-5275?

The FSCG of the NSN 3120-00-528-5275 is 3120

Does the NSN 3120-00-528-5275 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-528-5275 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 3120-00-528-5275 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-528-5275 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 3120-00-528-5275 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961