PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121266Splitter,pump

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-01-220-2115 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-220-2115 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-220-2115. Primary manufacturer part number: 121266.
Features
  • Splitter,pump — FSC 4320
  • General Characteristics Item Description: STEEL; 2.531 IN. O/A LG,0.682 IN. W,0.248 IN. THK; 1ST END RD W/ 0.344 IN. R AND 0.344 IN. DIA DRILL HOLE; 2ND END 45.0 DEG ANGLE W/ 0.125 IN. R AT TIP IN
  • 5 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Splitter,pump, cataloged under National Stock Number 4320-01-220-2115, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-220-2115
Primary Part Number121266
Item NameSplitter,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
General Characteristics Item DescriptionSTEEL; 2.531 IN. O/A LG,0.682 IN. W,0.248 IN. THK; 1ST END RD W/ 0.344 IN. R AND 0.344 IN. DIA DRILL HOLE; 2ND END 45.0 DEG ANGLE W/ 0.125 IN. R AT TIP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4920-00-631-40511C2334 INTERCHANGEABLE
Universal Kit,stand
General Electric Company
5315-01-042-3003121266 INTERCHANGEABLE
Pin,spring Loaded
Hollingsead International, Llc
5950-01-048-0141L02335 INTERCHANGEABLE
Transformer,audio Frequency
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
5315-01-200-7489121266 INTERCHANGEABLE
Pin,straight,headed
Brp Us Inc
4320-01-219-4240123104 INTERCHANGEABLE
Sleeve,shaft,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4320-01-219-4323123888 INTERCHANGEABLE
Ring,wearing
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4320-01-219-4419121280 INTERCHANGEABLE
Gland,split
Curtiss-Wright Electro-Mechanical Corporation Div Epd
Cross-Reference Index
Part NumberManufacturer
1C-2334 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
1C2334 PIECE 83 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
121266 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
1C2334 PIECE 83 Toolex, Inc Dba Toolex Inc (USA)
121266 Toolex, Inc Dba Toolex Inc (USA)
Related Parts
4920-00-631-4051INTERCHANGEABLE
UNIVERSAL KIT,STAND
1C2334
5315-01-042-3003INTERCHANGEABLE
PIN,SPRING LOADED
121266
5950-01-048-0141INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
L02335
5315-01-200-7489INTERCHANGEABLE
PIN,STRAIGHT,HEADED
121266
4320-01-219-4240INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
123104
4320-01-219-4323INTERCHANGEABLE
RING,WEARING
123888
4320-01-219-4419INTERCHANGEABLE
GLAND,SPLIT
121280

Frequently Asked Questions

What is NSN 4320-01-220-2115?

NSN 4320-01-220-2115 is a Splitter,pump, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-220-2115?

NSN 4320-01-220-2115 has 5 cross-referenced part numbers: 1C-2334 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 1C2334 PIECE 83 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 121266 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 1C2334 PIECE 83 (Toolex, Inc Dba Toolex Inc), 121266 (Toolex, Inc Dba Toolex Inc).

What NSN replaces 4320-01-220-2115?

There are 7 known substitutes for 4320-01-220-2115: 4920-00-631-4051, 5315-01-042-3003, 5950-01-048-0141 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121266?

Key specifications for 121266: End Item Identification: BYRON JACKSON DIV OF BORG-WARNER MODEL 5X6X8-4 STG DVMX MAIN FEED PUMP; General Characteristics Item Description: STEEL; 2.531 IN. O/A LG,0.682 IN. W,0.248 IN. THK; 1ST END RD W/ 0.344 IN. R AND 0.344 IN. DIA DRILL HOLE; 2ND END 45.0 DEG ANGLE W/ 0.125 IN. R AT TIP IN. 2 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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