NAS538B6-12

View detailed technical data, stock status, and sourcing information for: NAS538B6-12
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-502-0704

Item Name Code

13206

Assigment Date

07/09/1974 (52 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.0550 inches minimum and 0.0600 inches maximum flange width, 0.5006 inches minimum and 0.5013 inches maximum body outside diameter, 0.1700 inches minimum and 0.1800 inches maximum overall length, 0.6150 inches minimum and 0.6350 inches maximum flange outside diameter, 0.3590 inches minimum and 0.3660 inches maximum body inside 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: 0.1700 inches minimum and 0.1800 inches maximum
Body Outside Diameter: 0.5006 inches minimum and 0.5013 inches maximum
Body Inside Diameter: 0.3590 inches minimum and 0.3660 inches maximum
Flange Outside Diameter: 0.6150 inches minimum and 0.6350 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
Material: copper alloy 642 overall
Material Document And Classification: qq-c-465 fed spec single material response overall
Style Designator: solid, external flange one end
Specification/Standard Data: 80205-nas538 professional/industrial association standard

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
NAS538B6-012	Sleeve Bushing
NAS538B6-12	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-502-0704?

The FSCG of the NSN 3120-00-502-0704 is 3120

Does the NSN 3120-00-502-0704 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-502-0704 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 3120-00-502-0704 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-502-0704 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 3120-00-502-0704 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Tue, Jul 9, 1974