NSN 4320-01-044-6639 · NIIN 010446639 · Part number 46431A
Johnston Pump Co Inc Div of Johnston Pump/general Valve Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 32356
Government record, cited
NSN 4320-01-044-6639 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-044-6639. Manufacturer of record part number: 46431A.
Also searched as4320-01-044-6639 ·
4320010446639 ·
NIIN 010446639 ·
01-044-6639 ·
FSC 4320 Power and Hand Pumps · CAGE 32356 · 46431A
Manufacturer of record: Johnston Pump Co Inc Div of Johnston Pump/general Valve Inc
Identification
NSN: 4320-01-044-6639
NIIN: 010446639
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 46431A
Manufacturer: Johnston Pump Co Inc Div of Johnston Pump/general Valve Inc
General Description
The Sleeve,shaft,pump, cataloged under National Stock Number 4320-01-044-6639, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Johnston Pump Co Inc Div of Johnston Pump/general Valve Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4320-01-044-6639
Primary Part Number
46431A
Item Name
Sleeve,shaft,pump
FSC / FSG
4320 / 43 — Power and Hand Pumps
Manufacturer
Johnston Pump Co Inc Div of Johnston Pump/general Valve Inc
Johnston Pump Co Inc Div of Johnston Pump/general Valve Inc (USA)
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 4320-01-044-6639?
NSN 4320-01-044-6639 is a Sleeve,shaft,pump, manufactured by Johnston Pump Co Inc Div of Johnston Pump/general Valve Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
What part numbers are listed for NSN 4320-01-044-6639?
NSN 4320-01-044-6639 has 1 manufacturer part number on file: 46431A (Johnston Pump Co Inc Div of Johnston Pump/general Valve Inc).
What are the specifications of 46431A?
Key specifications for 46431A: Overall Length: 10.7500 INCHES NOMINAL IN; Material: NICKEL ALLOY OVERALL. 1 specification is documented in the U.S. Government catalog.
Is NSN 4320-01-044-6639 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.