PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12645Shaft,transmission,pump

Itw Gse Inc. · NSN 4320-01-498-6354 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-498-6354 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-498-6354. Primary manufacturer part number: 12645.
Features
  • Shaft,transmission,pump — FSC 4320
  • Pump Design Control Activity: 12867
  • 2 verified cross-references
  • Primary manufacturer: Itw Gse Inc.
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Shaft,transmission,pump, cataloged under National Stock Number 4320-01-498-6354, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Itw Gse Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN4320-01-498-6354
Primary Part Number12645
Item NameShaft,transmission,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerItw Gse Inc.
StatusACTIVE
Pump Design Control Activity12867
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4710-00-073-320912645 INTERCHANGEABLE
Tube Assembly,metal
Westerbeke Corporation
2910-00-653-71151-2645 INTERCHANGEABLE
Handle,valve
Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
2940-00-799-23881255 INTERCHANGEABLE
Clamp Assembly,support
V I J Corp Div National Utilities Company
6520-01-184-158012645 INTERCHANGEABLE
Point,endodontic
Kerr Corporation
4820-01-303-1110 INTERCHANGEABLE
Valve,check
7025-01-471-4459820-12645 INTERCHANGEABLE
Disk Drive Unit
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
5340-01-564-106512645 INTERCHANGEABLE
Bracket,mounting
Carlisle & Finch Co
2950-01-714-439212645 INTERCHANGEABLE
Turbo Supercharger,engine,non-Ai
Banks Technologies
Cross-Reference Index
Part NumberManufacturer
12645 Itw Gse Inc. (USA)
12645 Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems (USA)
Related Parts
4710-00-073-3209INTERCHANGEABLE
TUBE ASSEMBLY,METAL
12645
2910-00-653-7115INTERCHANGEABLE
HANDLE,VALVE
1-2645
2940-00-799-2388INTERCHANGEABLE
CLAMP ASSEMBLY,SUPPORT
1255
6520-01-184-1580INTERCHANGEABLE
POINT,ENDODONTIC
12645
4820-01-303-1110INTERCHANGEABLE
VALVE,CHECK
7025-01-471-4459INTERCHANGEABLE
DISK DRIVE UNIT
820-12645
5340-01-564-1065INTERCHANGEABLE
BRACKET,MOUNTING
12645
2950-01-714-4392INTERCHANGEABLE
TURBO SUPERCHARGER,ENGINE,NON-AI
12645

Frequently Asked Questions

What is NSN 4320-01-498-6354?

NSN 4320-01-498-6354 is a Shaft,transmission,pump, manufactured by Itw Gse Inc., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-498-6354?

NSN 4320-01-498-6354 has 2 cross-referenced part numbers: 12645 (Itw Gse Inc.), 12645 (Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems).

What NSN replaces 4320-01-498-6354?

There are 8 known substitutes for 4320-01-498-6354: 4710-00-073-3209, 2910-00-653-7115, 2940-00-799-2388 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12645?

Key specifications for 12645: Pump Design Control Activity: 12867; End Item Identification: F/A-22 RAPTOR; Part Name Assigned by Controlling Agency: SHAFT,EXTENSION. 3 total characteristics are documented in the Federal Logistics Information System.

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