1031-102A-351X

View detailed technical data, stock status, and sourcing information for: 1031-102A-351X
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4310 Compressors and Vacuum Pumps

National Stock Number

4310-01-078-9925

Item Name Code

29903

Assigment Date

06/24/1979 (47 years ago)

An item designed to automatically relieve vacuum, by the intake of air, when the internal pressure falls below atmospheric pressure. See also valve, vacuum regulating.

1 stage quantity, 1 intake connection quantity, 1 discharge connection quantity, threaded internal intake connection type, base mounting type

Product Characteristics

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

Mounting Type: base
Stage Quantity: 1
Intake Connection Quantity: 1
Intake Connection Type: threaded internal
Discharge Connection Quantity: 1
Discharge Connection Type: threaded internal
Drive Connection Type: any acceptable
Body Surface Treatment: unable to decode
Overall Length: 8.750 inches nominal
Overall Height: 4.562 inches nominal
Overall Width: 3.378 inches nominal
Cooling Medium: any acceptable
Vacuum Rating: 22.0 inches of mercury
Pump Body Material: unable to decode
Specific Gas For Which Designed: unable to decode
Pumping Element Type: sliding vane
Air Displacement Rate: 0.1 cubic feet per minute in free air
Minimum Operating Temp: 180.0 fahrenheit
System Design: noncorrosive
Discharge Connection Thread Size And Series/Type Designator: 1/8-27 npt
Intake Connection Thread Size And Series/Type Designator: 1/8-27 npt

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
1031-102-351	Rotary Vacuum Pump
1031-102A-351X	Rotary Vacuum Pump
1032-101-G619X	Rotary Vacuum Pump

FAQs

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

What is the FSCG of the NSN 4310-01-078-9925?

The FSCG of the NSN 4310-01-078-9925 is 4310

Does the NSN 4310-01-078-9925 have a Schedule B code assigned?

Yes, the Schedule B code is 8414100000

Does NSN 4310-01-078-9925 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 4310-01-078-9925 contain precious materials?

Precious metal content is unknown

Does NSN 4310-01-078-9925 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 4310-01-078-9925 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Sun, Jun 24, 1979