3120-00-346-7172 Sleeve Bushing

Comprehensive specifications and application details for NSN: 3120-00-346-7172.

Summary

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Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-346-7172
Item Name Code: 13206
Federal Item Identification Guide: A045A0
Assigment Date: 01/24/1974

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

0.3380 inches minimum and 0.3390 inches maximum body outside diameter, 0.2500 inches minimum and 0.2510 inches maximum body inside diameter, chamfered inside right corner corner shape, chamfered inside left corner corner shape, square left flange body corner corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-346-7172 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 0.2500 inches minimum and 0.2510 inches maximum
Body Outside Diameter: 0.3380 inches minimum and 0.3390 inches maximum
Corner Shape: chamfered inside left corner
Corner Shape: chamfered inside right corner
Corner Shape: square left flange body corner
Corner Shape: square left flange outside right corner
Corner Shape: square outside left corner
Corner Shape: square outside right corner
Criticality Code Justification: feat
Flange Outside Diameter: 0.4300 inches minimum and 0.4500 inches maximum
Flange Width: 0.0650 inches minimum and 0.0750 inches maximum
Overall Length: 0.2150 inches minimum and 0.2250 inches maximum
Material: steel corrosion resisting overall
Special Features: this is a front fan duct bushing sleeve (ams 5744 sst, 0.251 inch diameter 0.225 inch high) used on the 220 engine. operating hardware hangs from this boss at the 6oclock position. release of this hardware would shutdown powerproduction and power transmission to the aircraft resulting in abort of mission and extensive maintenance burden.
Style Designator: solid, external flange one end

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

Part Number	Name
4030828	Sleeve Bushing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-00-346-7172. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-346-7172?: The FSCG of the NSN 3120-00-346-7172 is 3120

Does the NSN 3120-00-346-7172 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997060

Does NSN 3120-00-346-7172 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 3120-00-346-7172 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-346-7172 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.