PartsTable TECHNICAL DATA SHEET
NSN 4320-01-454-1940Government record, cited

Pump, Rotary4320-01-454-1940

NSN 4320-01-454-1940 · NIIN 014541940 · Part number 9325B16-1911-01
The Entwistle Company Llc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 20722
Government record, cited
NSN 4320-01-454-1940 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-454-1940. Manufacturer of record part number: 9325B16-1911-01.
Also searched as  4320-01-454-1940 · 4320014541940 · NIIN 014541940 · 01-454-1940 · FSC 4320 Power and Hand Pumps · CAGE 20722 · 9325B16-1911-01 · 9235B16-1911 · FP00800
Nearby stock numbers  ·
Features
  • Pump,rotary — FSC 4320
  • Discharge Pressure: 50.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES
  • Maximum Discharge Flow Rate: 635.0 GALLONS PER MINUTE
  • Operation Method: POWERED
  • 2 manufacturer part numbers on file
  • Manufacturer of record: The Entwistle Company Llc
Identification
  • NSN: 4320-01-454-1940
  • NIIN: 014541940
  • FSC: 4320 — Power and Hand Pumps
  • FSG: 43 — Pumps and Compressors
  • Primary part number: 9325B16-1911-01
  • Manufacturer: The Entwistle Company Llc
General Description

The Pump,rotary, cataloged under National Stock Number 4320-01-454-1940, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is The Entwistle Company Llc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-454-1940
Primary Part Number9325B16-1911-01
Item NamePump,rotary
FSC / FSG4320 / 43 — Power and Hand Pumps
ManufacturerThe Entwistle Company Llc
StatusACTIVE
Discharge Pressure50.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES
Maximum Discharge Flow Rate635.0 GALLONS PER MINUTE
Operation MethodPOWERED
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
9325B16-1911-01 PRIMARY The Entwistle Company Llc (USA)
9235B16-1911 The Entwistle Company Llc (USA)
Reference documents
ReferenceMeaning
FP00800 3/9 Design control — primary reference
Industrial Corp
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
Related Parts in Pumps and Compressors
4320-00-001-1633
4320-00-001-1633 · Item name not on file
4320-00-001-2628
RETAINER AND PIN
97408
4320-00-001-2629
HOUSING AND PIN
97675
4320-00-001-2630
PUMP,CENTRIFUGAL
SCD10426-1
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 4320-01-454-1940?

NSN 4320-01-454-1940 is a Pump,rotary, manufactured by The Entwistle Company Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-454-1940?

NSN 4320-01-454-1940 has 2 manufacturer part numbers on file: 9325B16-1911-01 (The Entwistle Company Llc), 9235B16-1911 (The Entwistle Company Llc).

What are the specifications of 9325B16-1911-01?

Key specifications for 9325B16-1911-01: Discharge Pressure: 50.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES; Special Features: OVERALL DIAMETER 16.12 INCHES; OVERALL LENGTH 15.33 INCHES IN; Maximum Discharge Flow Rate: 635.0 GALLONS PER MINUTE; Part Name Assigned by Controlling Agency: PUMP, WATER. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-454-1940 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.
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