NAS538-4P38

View detailed technical data, stock status, and sourcing information for: NAS538-4P38
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part NAS538-4P38 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-163-9369

Item Name Code

13206

Assigment Date

10/10/1983 (42 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

0.2380 inches minimum and 0.2430 inches maximum body inside diameter, 0.4300 inches minimum and 0.4400 inches maximum overall length, 0.3756 inches minimum and 0.3761 inches maximum body outside diameter, 0.0550 inches minimum and 0.0600 inches maximum flange width, 0.4900 inches minimum and 0.5100 inches maximum flange outside diameter

Product Characteristics

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

Overall Length: 0.4300 inches minimum and 0.4400 inches maximum
Body Outside Diameter: 0.3756 inches minimum and 0.3761 inches maximum
Body Inside Diameter: 0.2380 inches minimum and 0.2430 inches maximum
Flange Outside Diameter: 0.4900 inches minimum and 0.5100 inches maximum
Flange Width: 0.0550 inches minimum and 0.0600 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
Surface Finish: 125.0 microinches outside diameter surface of flange
Surface Finish: 125.0 microinches left end surface of body and flange
Surface Finish: 125.0 microinches right end surface of body
Surface Finish: 125.0 microinches right end surface of left flange
Surface Finish: 250.0 microinches inside diameter surface of body
Surface Finish: 63.0 microinches outside diameter surface of body
Material: steel comp 8630 or steel comp 4130 overall
Material Document And Classification: mil-s-6050 mil spec 1st material response or mil-s-6758 mil spec 2nd material response overall
Surface Treatment: cadmium or chromate overall
Style Designator: solid, external flange one end
Specification/Standard Data: 80205-nas538 professional/industrial association standard

Replaces National Stock Numbers

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

NSN	Name	Date
3120-01-308-4860	No Name Available	02/01/1992

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
NAS538-4P038	Sleeve Bushing
NAS538-4P38	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-01-163-9369?

The FSCG of the NSN 3120-01-163-9369 is 3120

Does the NSN 3120-01-163-9369 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-01-163-9369 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 3120-01-163-9369 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-163-9369 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 3120-01-163-9369 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Mon, Oct 10, 1983