Model: DD-20

Rotary Vacuum Pump

Special Features:

0.500 in o/d; 3/8 in npt; 220 vac; 50 to 60 hz; direct drive; finned for heat dissipation; steel rotors; stainless steel filter screen

Properties:

Stage Quantity

Overall Length

11.100 inches

Overall Height

6.300 inches

Overall Width

7.700 inches

Cooling Medium

Oil

Pump Body Material

Aluminum alloy

Pumping Element Type

Rotary piston

Operating Speed At Rated Capacity In Rpm

2875.0 and 3450.0

Air Displacement Rate

0.7 cubic meters per minute in free air

NSN

4310-01-462-1972

Part Number

DD-20

Description

Vacuum Pump,rotary

CAGE

48619

A vacuum pump used to create extremely low pressure by means of a rotating element(s) in an enclosure. It is designed to be driven manually or by a prime mover which is not an integral part of the pump. It may include a vacuum storage tank(s) and various peripheral components such as driven pulleys.

Part DD-20 NSN 4310-01-462-1972

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29903

FIIG:

A06700

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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Schedule B and Export

Schedule B: 8414100000
SITC: 74311
End Use: Industrial engines
NAICS: 333912
USDA: 1

Freight Class: Vacuum pumps