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321AB — PUMP UNIT,ROTARY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

321AB: PUMP UNIT,ROTARY.

The PUMP UNIT,ROTARY is a the manufacturer industrial component. Key specifications include mounting_type: BASE, supplementary_features: CASING,CASE WEARING RING,IMPELLER AND MOTOR BRACKET MADE OF BRONZE, operation_relationship_design: SIMULTANEOUS. This part is cataloged in the U.S.

Government catalog under NSN 4320-01-243-9217, 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
321AB
NSN: 4320-01-243-9217
FSC: 4320 — Power and Hand Pumps
CAGE: 93384 — AURORA PUMP VERTI-LINE DIV A UNIT OF GENERAL SIGNAL CORP (USA)
SPECIFICATIONS
mounting_typeBASE
pump_quantity1
supplementary_featuresCASING,CASE WEARING RING,IMPELLER AND MOTOR BRACKET MADE OF BRONZE
discharge_connection_quantity1
operation_relationship_designSIMULTANEOUS
NSN4320-01-243-9217
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PUMP UNIT,ROTARY TITLE COMPONENT PN 321AB MFR PUMP UNIT,ROTARY
KEY FEATURES
•
DISCHARGE CONNECTION QUANTITY: 1
•
SUPPLEMENTARY FEATURES: CASING,CASE WEARING RING,IMPELLER AND MOTOR BRACKET MADE OF BRONZE
•
PUMP QUANTITY: 1
•
OPERATION RELATIONSHIP DESIGN: SIMULTANEOUS
•
MOUNTING TYPE: BASE
TECHNICAL CHARACTERISTICS
DISCHARGE CONNECTION QUANTITY1
SUPPLEMENTARY FEATURESCASING,CASE WEARING RING,IMPELLER AND MOTOR BRACKET MADE OF BRONZE
PUMP QUANTITY1
OPERATION RELATIONSHIP DESIGNSIMULTANEOUS
MOUNTING TYPEBASE
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
5L.6813.001.51Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 321AB?
321AB is a PUMP UNIT,ROTARY.
What parts can replace 321AB?
There is 1 known substitute for 321AB: 5L.6813.001.51. Substitute compatibility should be verified for your specific system.
What is the NSN for 321AB?
321AB is cataloged in the U.S. Government catalog under NSN 4320-01-243-9217. 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.