B57A

View detailed technical data, stock status, and sourcing information for: B57A
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4310 Compressors and Vacuum Pumps

National Stock Number

4310-00-450-9211

Item Name Code

77777

Assigment Date

12/19/1969 (56 years ago)

steel; 0.037 in. thk; painted olive drab; 2.250 in. od; 1.188 in. of od; 2.000 in. o/a lg; thd one end 3/8-18 npt thd external; 0.500 in. thd lg; 0.500 in. id of thd end; other end is open 1.156 in. id by 1.125 in. deep general characteristics item description

Product Characteristics

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

General Characteristics Item Description: steel; 0.037 in. thk; painted olive drab; 2.250 in. od; 1.188 in. of od; 2.000 in. o/a lg; thd one end 3/8-18 npt thd external; 0.500 in. thd lg; 0.500 in. id of thd end; other end is open 1.156 in. id by 1.125 in. deep

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4310-00-469-7800	No Name Available	03/01/1978

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
B57A	Muffler Intake Body

FAQs

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

What is the FSCG of the NSN 4310-00-450-9211?

The FSCG of the NSN 4310-00-450-9211 is 4310

Does NSN 4310-00-450-9211 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 4310-00-450-9211 contain precious materials?

Precious metal content is unknown

Does NSN 4310-00-450-9211 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 4310-00-450-9211 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Dec 19, 1969