PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

58622-16Diffuser,ejector Assembly,air

Patterson Pump Co Div Patterson Pump Company · NSN 4320-01-197-2057 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-197-2057 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-197-2057. Primary manufacturer part number: 58622-16.
Features
  • Diffuser,ejector Assembly,air — FSC 4320
  • General Characteristics Item Description: STEEL,CORROSION RESISTING; 1.375 OD; 11.125 IN. LG; FIRST STAGE IN
  • 5 verified cross-references
  • Primary manufacturer: Patterson Pump Co Div Patterson Pump Company
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Diffuser,ejector Assembly,air, cataloged under National Stock Number 4320-01-197-2057, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Patterson Pump Co Div Patterson Pump Company. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-197-2057
Primary Part Number58622-16
Item NameDiffuser,ejector Assembly,air
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerPatterson Pump Co Div Patterson Pump Company
StatusACTIVE
General Characteristics Item DescriptionSTEEL,CORROSION RESISTING; 1.375 OD; 11.125 IN. LG; FIRST STAGE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3020-00-270-369458621 INTERCHANGEABLE
Gear,spur
H20 Tank Inc U S Motors Div
4520-00-624-763358621 INTERCHANGEABLE
Plate,handle
Hdt Expeditionary Systems Inc
2920-01-012-971310465-1-230 INTERCHANGEABLE
Wire,ignition
Champion Aerospace Llc
2910-01-197-205658622-9 INTERCHANGEABLE
Nozzle,ejector Assembly,air
DC Fabricators Inc
2910-01-197-205858623-33 INTERCHANGEABLE
Nozzle,ejector Assembly,air
DC Fabricators Inc
4730-01-197-212258622-6 INTERCHANGEABLE
Strainer Element,sediment
Patterson Pump Co Div Patterson Pump Company
4730-01-197-212358623-30 INTERCHANGEABLE
Strainer Element,sediment
Patterson Pump Co Div Patterson Pump Company
1095-01-627-011658622 INTERCHANGEABLE
Case,small Arms
5.11 Tactical Inc
Cross-Reference Index
Part NumberManufacturer
58622 Patterson Pump Co Div Patterson Pump Company (USA)
58621 PIECE 16 Patterson Pump Co Div Patterson Pump Company (USA)
58622-16 DC Fabricators Inc (USA)
58621 Patterson Pump Co Div Patterson Pump Company (USA)
58622-16 PRIMARY Patterson Pump Co Div Patterson Pump Company (USA)
Related Parts
3020-00-270-3694INTERCHANGEABLE
GEAR,SPUR
58621
4520-00-624-7633INTERCHANGEABLE
PLATE,HANDLE
58621
2920-01-012-9713INTERCHANGEABLE
WIRE,IGNITION
10465-1-230
2910-01-197-2056INTERCHANGEABLE
NOZZLE,EJECTOR ASSEMBLY,AIR
58622-9
2910-01-197-2058INTERCHANGEABLE
NOZZLE,EJECTOR ASSEMBLY,AIR
58623-33
4730-01-197-2122INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
58622-6
4730-01-197-2123INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
58623-30
1095-01-627-0116INTERCHANGEABLE
CASE,SMALL ARMS
58622

Frequently Asked Questions

What is NSN 4320-01-197-2057?

NSN 4320-01-197-2057 is a Diffuser,ejector Assembly,air, manufactured by Patterson Pump Co Div Patterson Pump Company, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-197-2057?

NSN 4320-01-197-2057 has 5 cross-referenced part numbers: 58622 (Patterson Pump Co Div Patterson Pump Company), 58621 PIECE 16 (Patterson Pump Co Div Patterson Pump Company), 58622-16 (DC Fabricators Inc), 58621 (Patterson Pump Co Div Patterson Pump Company), 58622-16 (Patterson Pump Co Div Patterson Pump Company).

What NSN replaces 4320-01-197-2057?

There are 8 known substitutes for 4320-01-197-2057: 3020-00-270-3694, 4520-00-624-7633, 2920-01-012-9713 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 58622-16?

Key specifications for 58622-16: General Characteristics Item Description: STEEL,CORROSION RESISTING; 1.375 OD; 11.125 IN. LG; FIRST STAGE IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com