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DSD437AA — ROTOR,PUMP

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

DSD437AA: ROTOR,PUMP.

The ROTOR,PUMP is a the manufacturer industrial component. Key specifications include material: STEEL, overall_length: 28.375 INCHES NOMINAL IN, outside_diameter: 4.374 INCHES NOMINAL IN, pump_design_control_activity: 16712. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-950-7740, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
DSD437AA
NSN: 4320-00-950-7740
FSC: 4320 — Power and Hand Pumps
CAGE: 59180 — CIRCOR PUMPS NORTH AMERICA LLC (USA)
SPECIFICATIONS
materialSTEEL
overall_length28.375 INCHES NOMINAL IN
outside_diameter4.374 INCHES NOMINAL IN
pump_design_control_activity16712
NSN4320-00-950-7740
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ROTOR,PUMP TITLE COMPONENT PN DSD437AA MFR ROTOR,PUMP
KEY FEATURES
•
OUTSIDE DIAMETER: 4.374 INCHES NOMINAL IN
•
PUMP DESIGN CONTROL ACTIVITY: 16712
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER4.374 INCHES NOMINAL IN
OVERALL LENGTH28.375 INCHES NOMINAL IN
PUMP DESIGN CONTROL ACTIVITY16712
MATERIALSTEEL
OTHER ITEMS IN FSC 4320 — Power and Hand Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4320-00-001-1633 4320-00-001-2628 4320-00-001-2629 4320-00-001-2630 4320-00-001-2631 4320-00-001-2632 4320-00-001-3377 4320-00-001-3384
SUBSTITUTES & CROSS-REFERENCES 1
DSC437A0208Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DSD437AA?
DSD437AA is a ROTOR,PUMP.
What parts can replace DSD437AA?
There is 1 known substitute for DSD437AA: DSC437A0208. Substitute compatibility should be verified for your specific system.
What is the NSN for DSD437AA?
DSD437AA is cataloged in the U.S. Government catalog under NSN 4320-00-950-7740. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.