PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MK-50022Pumping Unit

Ingersoll-Rand Company- Parts · NSN 4310-00-757-0783 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-757-0783 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-757-0783. Primary manufacturer part number: MK-50022.
Features
  • Pumping Unit — FSC 4310
  • General Characteristics Item Description: STEEL; 6.500 IN. O/A H,4.000 IN. O/A LG,1.437 IN. O/A W,THD MALE OUTLET; 0.750-20 UNEF THD; 0.438 IN. THD LG,4 MTG HOLES; 0.250 IN. ID HOLES,SPACED 0.812 IN. C TO C W; 3.500 IN. C TO C LG IN
  • 7 verified cross-references
  • Primary manufacturer: Ingersoll-Rand Company- Parts
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Pumping Unit, cataloged under National Stock Number 4310-00-757-0783, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Ingersoll-Rand Company- Parts. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-00-757-0783
Primary Part NumberMK-50022
Item NamePumping Unit
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerIngersoll-Rand Company- Parts
StatusACTIVE
General Characteristics Item DescriptionSTEEL; 6.500 IN. O/A H,4.000 IN. O/A LG,1.437 IN. O/A W,THD MALE OUTLET; 0.750-20 UNEF THD; 0.438 IN. THD LG,4 MTG HOLES; 0.250 IN. ID HOLES,SPACED 0.812 IN. C TO C W; 3.500 IN. C TO C LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2805-00-176-890495069HAX INTERCHANGEABLE
Manifold
Hyster-Yale Group, Inc.
5998-00-200-58932868325-1 INTERCHANGEABLE
Holder,printed Circuit Board
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5820-00-200-596050022 INTERCHANGEABLE
Holder Assy
Apw Electronic Solutions
4320-00-218-3405SL4221PC52 INTERCHANGEABLE
Sleeve,shaft,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5815-00-228-6708SC-C-69992-1 INTERCHANGEABLE
Bar,connecting,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-00-291-641213719 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5815-00-356-3238SC-B-69472 INTERCHANGEABLE
Teletypewriter Subassembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2930-00-366-0647820 INTERCHANGEABLE
Pump,cooling System,engine
Elgin Industries Inc. Dba
4130-00-395-6942500B22 INTERCHANGEABLE
Stop,eccentric
Hartford Compressors Inc
5330-00-579-783150-022 INTERCHANGEABLE
Gasket
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
Cross-Reference Index
Part NumberManufacturer
50022 Kls Lubraquip Inc (USA)
CSV2G Ingersoll Rand Co (USA)
CSV2 Ingersoll Rand Co (USA)
50020 Madison-Kipp Corp (USA)
MK-50022 PRIMARY Ingersoll-Rand Company- Parts (USA)
50020 Ingersoll Rand Co (USA)
50020 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
Related Parts
2805-00-176-8904INTERCHANGEABLE
MANIFOLD
95069HAX
5998-00-200-5893INTERCHANGEABLE
HOLDER,PRINTED CIRCUIT BOARD
2868325-1
5820-00-200-5960INTERCHANGEABLE
HOLDER ASSY
50022
4320-00-218-3405INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
SL4221PC52
5815-00-228-6708INTERCHANGEABLE
BAR,CONNECTING,TELETYPEWRITER
SC-C-69992-1
5330-00-291-6412INTERCHANGEABLE
SEAL,PLAIN ENCASED
13719
5815-00-356-3238INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
SC-B-69472
2930-00-366-0647INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
820
4130-00-395-6942INTERCHANGEABLE
STOP,ECCENTRIC
500B22
5330-00-579-7831INTERCHANGEABLE
GASKET
50-022
5930-00-687-1657INTERCHANGEABLE
SWITCH,ROTARY
05002-02N
4730-00-801-0145INTERCHANGEABLE
COUPLING
50022

Frequently Asked Questions

What is NSN 4310-00-757-0783?

NSN 4310-00-757-0783 is a Pumping Unit, manufactured by Ingersoll-Rand Company- Parts, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-757-0783?

NSN 4310-00-757-0783 has 7 cross-referenced part numbers: 50022 (Kls Lubraquip Inc), CSV2G (Ingersoll Rand Co), CSV2 (Ingersoll Rand Co), 50020 (Madison-Kipp Corp), MK-50022 (Ingersoll-Rand Company- Parts) and 2 more.

What NSN replaces 4310-00-757-0783?

There are 12 known substitutes for 4310-00-757-0783: 2805-00-176-8904, 5998-00-200-5893, 5820-00-200-5960 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MK-50022?

Key specifications for MK-50022: General Characteristics Item Description: STEEL; 6.500 IN. O/A H,4.000 IN. O/A LG,1.437 IN. O/A W,THD MALE OUTLET; 0.750-20 UNEF THD; 0.438 IN. THD LG,4 MTG HOLES; 0.250 IN. ID HOLES,SPACED 0.812 IN. C TO C W; 3.500 IN. C TO C LG IN. 1 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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