NAS77-4-020

Comprehensive specifications and application details for: NAS77-4-020 Sleeve Bushing.

Summary

Explore detailed summary information for bearing: NAS77-4-020. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
NAS77-4-020
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-287-9751
Item Name Code
13206
Federal Item Identification Guide
A045A0
Assigment Date
01/01/1963

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.

0.3756 inches minimum and 0.3761 inches maximum body outside diameter, 0.2500 inches minimum and 0.2515 inches maximum body inside diameter, chamfered inside right corner corner shape, chamfered inside left corner corner shape, square left flange outside right corner corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-287-9751 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
0.2500 inches minimum and 0.2515 inches maximum
Body Outside Diameter
0.3756 inches minimum and 0.3761 inches maximum
Corner Shape
chamfered inside left corner
Corner Shape
chamfered inside right corner
Corner Shape
square left flange outside right corner
Corner Shape
square outside left corner
Corner Shape
square outside right corner
Corner Shape
undercut left flange body corner
Flange Outside Diameter
0.4900 inches minimum and 0.5100 inches maximum
Flange Width
0.0570 inches minimum and 0.0620 inches maximum
Overall Length
0.2520 inches minimum and 0.2670 inches maximum
Material Document And Classification
mil-s-6050 mil spec 1st material response or mil-s-6758 mil spec 2nd material response overall
Material
steel comp 8630 or steel comp 4130 overall
Specification/Standard Data
80205-nas77 professional/industrial association standard
Style Designator
solid, external flange one end
Surface Finish
100.0 microinches intermediate layer
Surface Treatment Document And Classification
qq-p-416,ty 2,cl 2 fed spec single treatment response overall
Surface Treatment
cadmium overall

Frequently Asked Questions

Find quick answers to common questions about bearing: NAS77-4-020. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-287-9751?
The FSCG of the NSN 3120-00-287-9751 is 3120
Does the NSN 3120-00-287-9751 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997060
Does NSN 3120-00-287-9751 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 3120-00-287-9751 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-287-9751 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 3120-00-287-9751 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963

Price & Availability

Fill out the form to get pricing and availability details for the bearing: NAS77-4-020

Popular Bearings

Browse our selection of high-demand, high-performance bearings:

AS31838P5
3120-00-440-0103
Sleeve Bearing
AS31858
3120-00-474-3224
Sleeve Bearing
AS31858P10
3120-00-479-3021
Sleeve Bearing
AS31858P15
3120-00-808-5452
Sleeve Bearing
AS31858P20
3120-00-808-4327
Sleeve Bearing
AS31858P30
3120-00-808-4328
Sleeve Bearing
AS31858P5
3120-00-440-0105
Sleeve Bearing
AS326-1-6
3110-00-205-3942
Self-Aligning Roller Bearing
AS3269-003
3120-01-412-0046
Sleeve Bushing Half
AS33-720-2426749PIECE5-2
3120-01-045-2553
Sleeve Bearing
AS33-720-2426751-10
3110-01-047-8010
Needle Roller Bearing
AS33-720-2426751-9
3120-01-046-1997
Thrust Washer Bearing
AS33896P10
3120-00-532-0098
Thrust Washer Bearing
AS33896P5
3120-00-479-3131
Sleeve Bearing
AS34202
3120-00-474-3246
Sleeve Bushing