FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors
Government record, cited
Also searched as4320-01-509-4276 ·
4320015094276 ·
NIIN 015094276 ·
01-509-4276 ·
FSC 4320 Power and Hand Pumps
Nearby stock numbers← 4320-01-509-4275 Pump, Centrifugal
·
4320-01-509-4624 Seal Assembly, Shaft, Spring Loade →
Features
Impeller,pump,centrifugal — FSC 4320
Hub Bore Diameter: 2.625 INCHES NOMINAL IN
Design Type: SINGLE WIDTH
Overall Diameter: 9.750 INCHES NOMINAL IN
Mounting Method: KEY
Keyway Quantity: 1
Rotation Direction for Which Designed: CLOCKWISE
Identification
NSN: 4320-01-509-4276
NIIN: 015094276
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
General Description
The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-509-4276, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4320-01-509-4276
Item Name
Impeller,pump,centrifugal
FSC / FSG
4320 / 43 — Power and Hand Pumps
Status
ACTIVE
Hub Bore Diameter
2.625 INCHES NOMINAL IN
Design Type
SINGLE WIDTH
Overall Diameter
9.750 INCHES NOMINAL IN
Mounting Method
KEY
Keyway Quantity
1
Rotation Direction for Which Designed
CLOCKWISE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
NF12200-9.750IN
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
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
4320-00-001-1633 · Item name not on file
4320-00-001-2628
RETAINER AND PIN
4320-00-001-2629
HOUSING AND PIN
4320-00-001-2630
PUMP,CENTRIFUGAL
4320-00-001-2631
4320-00-001-2631 · Item name not on file
4320-00-001-2632
4320-00-001-2632 · Item name not on file
4320-00-001-3377
4320-00-001-3377 · Item name not on file
4320-00-001-3384
4320-00-001-3384 · Item name not on file
Frequently Asked Questions
What is NSN 4320-01-509-4276?
NSN 4320-01-509-4276 is a Impeller,pump,centrifugal, classified under FSC 4320, Power and Hand Pumps. Status: active.
What are the specifications of 4320-01-509-4276?
Key specifications for 4320-01-509-4276: Hub Bore Diameter: 2.625 INCHES NOMINAL IN; Design Type: SINGLE WIDTH; Overall Diameter: 9.750 INCHES NOMINAL IN; Mounting Method: KEY. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4320-01-509-4276 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.