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
2
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

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.:
1
App. Key:
E
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
X

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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

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