PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B59172Nozzle,ejector Assembly,air

Siemens Energy, Inc. · NSN 2910-01-197-2058 · FSC 2910 · No Item Name Available
Verified by PartsTable
NSN 2910-01-197-2058 — this item is cataloged by the U.S. Government under National Stock Number 2910-01-197-2058. Primary manufacturer part number: B59172.
Features
  • Nozzle,ejector Assembly,air — FSC 2910
  • General Characteristics Item Description: STEEL,CORROSION RESISTING,2.761 IN. LG; 0.580 OD ONE END; 1.125 OD SECOND END; 1.375 DIA 12 UNF-3A THD SPACED 0.375 IN. FROM SECOND END; SECOND STAGE A
  • 8 verified cross-references
  • Primary manufacturer: Siemens Energy, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Nozzle,ejector Assembly,air, cataloged under National Stock Number 2910-01-197-2058, is classified within Federal Supply Class 2910 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Siemens Energy, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2910-01-197-2058
Primary Part NumberB59172
Item NameNozzle,ejector Assembly,air
FSC / FSG2910 / 29 — No Item Name Available
ManufacturerSiemens Energy, Inc.
StatusCANCELLED
General Characteristics Item DescriptionSTEEL,CORROSION RESISTING,2.761 IN. LG; 0.580 OD ONE END; 1.125 OD SECOND END; 1.375 DIA 12 UNF-3A THD SPACED 0.375 IN. FROM SECOND END; SECOND STAGE A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
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
5995-01-012-9714XH3421 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Heale Manufacturing Co Llc
4520-01-192-6073586230 INTERCHANGEABLE
Adapter,air Conditioning-Heating
Bergstrom Inc
2910-01-197-205658622-9 INTERCHANGEABLE
Nozzle,ejector Assembly,air
DC Fabricators Inc
4320-01-197-205758622-16 INTERCHANGEABLE
Diffuser,ejector Assembly,air
Patterson Pump Co Div Patterson Pump Company
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
5330-01-224-8657623R50-0005 INTERCHANGEABLE
Gasket
Eaton Corporation Div Fed
Cross-Reference Index
Part NumberManufacturer
58621 Patterson Pump Co Div Patterson Pump Company (USA)
58621 PIECE 33 Patterson Pump Co Div Patterson Pump Company (USA)
B59172 PRIMARY Siemens Energy, Inc. (USA)
58623-33 Siemens Energy, Inc. (USA)
58623-33 PRIMARY DC Fabricators Inc (USA)
58623 Patterson Pump Co Div Patterson Pump Company (USA)
EW62V Siemens Energy, Inc. (USA)
58623-33 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
5995-01-012-9714INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
XH3421
4520-01-192-6073INTERCHANGEABLE
ADAPTER,AIR CONDITIONING-HEATING
586230
2910-01-197-2056INTERCHANGEABLE
NOZZLE,EJECTOR ASSEMBLY,AIR
58622-9
4320-01-197-2057INTERCHANGEABLE
DIFFUSER,EJECTOR ASSEMBLY,AIR
58622-16
4730-01-197-2122INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
58622-6
4730-01-197-2123INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
58623-30
5330-01-224-8657INTERCHANGEABLE
GASKET
623R50-0005
2530-01-284-5473INTERCHANGEABLE
STEERING WHEEL
58623

Frequently Asked Questions

What is NSN 2910-01-197-2058?

NSN 2910-01-197-2058 is a Nozzle,ejector Assembly,air, manufactured by Siemens Energy, Inc., classified under FSC 2910 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2910-01-197-2058?

NSN 2910-01-197-2058 has 8 cross-referenced part numbers: 58621 (Patterson Pump Co Div Patterson Pump Company), 58621 PIECE 33 (Patterson Pump Co Div Patterson Pump Company), B59172 (Siemens Energy, Inc.), 58623-33 (Siemens Energy, Inc.), 58623-33 (DC Fabricators Inc) and 3 more.

What NSN replaces 2910-01-197-2058?

There are 11 known substitutes for 2910-01-197-2058: 3020-00-270-3694, 4520-00-624-7633, 2920-01-012-9713 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B59172?

Key specifications for B59172: General Characteristics Item Description: STEEL,CORROSION RESISTING,2.761 IN. LG; 0.580 OD ONE END; 1.125 OD SECOND END; 1.375 DIA 12 UNF-3A THD SPACED 0.375 IN. FROM SECOND END; SECOND STAGE A. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2910-01-197-2058 still in active supply?

NSN 2910-01-197-2058 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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