PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M21Pump,hydraulic,air

Haskel International, Llc Dba Haskel International, Llc · NSN 1450-00-137-6221 · FSC 1450 · No Item Name Available
Verified by PartsTable
NSN 1450-00-137-6221 — this item is cataloged by the U.S. Government under National Stock Number 1450-00-137-6221. Primary manufacturer part number: M21.
Features
  • Pump,hydraulic,air — FSC 1450
  • 1 verified cross-reference
  • Primary manufacturer: Haskel International, Llc Dba Haskel International, Llc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,hydraulic,air, cataloged under National Stock Number 1450-00-137-6221, is classified within Federal Supply Class 1450 (No Item Name Available) of the Guided Missiles group. The primary manufacturer of record is Haskel International, Llc Dba Haskel International, Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePump,hydraulic,air
FSC / FSG1450 — No Item Name Available (FSG 14)
ManufacturersHaskel International, Llc Dba Haskel International, Llc (CAGE 81400)
Technical Specifications
ParameterValue
NSN1450-00-137-6221
Primary Part NumberM21
Item NamePump,hydraulic,air
FSC / FSG1450 / 14 — No Item Name Available
ManufacturerHaskel International, Llc Dba Haskel International, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4440-00-008-4864 INTERCHANGEABLE
Sensor Assembly,hum
1377-00-300-7922 INTERCHANGEABLE
Cutter,cartridge Actuated
3460-00-517-8225 INTERCHANGEABLE
Mandrel,roll
5831-00-522-1563 INTERCHANGEABLE
Mounting
5910-00-686-9120M21-E501MN INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
Viking Technologies, Ltd.
4820-00-937-59142125A INTERCHANGEABLE
Valve,check
Industrial Technologies and Services Llc
4720-00-990-167926413 INTERCHANGEABLE
Hose,preformed
Gates Corporation
6740-00-996-6930 INTERCHANGEABLE
Printer,contact
6635-01-009-2106 INTERCHANGEABLE
Magnetometer
6695-01-191-0121 INTERCHANGEABLE
Bezel,instrument Mounting
Cross-Reference Index
Part NumberManufacturer
M21 Haskel International, Llc Dba Haskel International, Llc (USA)
Related Parts
4440-00-008-4864INTERCHANGEABLE
SENSOR ASSEMBLY,HUM
1377-00-300-7922INTERCHANGEABLE
CUTTER,CARTRIDGE ACTUATED
3460-00-517-8225INTERCHANGEABLE
MANDREL,ROLL
5831-00-522-1563INTERCHANGEABLE
MOUNTING
5910-00-686-9120INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
M21-E501MN
4820-00-937-5914INTERCHANGEABLE
VALVE,CHECK
2125A
4720-00-990-1679INTERCHANGEABLE
HOSE,PREFORMED
26413
6740-00-996-6930INTERCHANGEABLE
PRINTER,CONTACT
6635-01-009-2106INTERCHANGEABLE
MAGNETOMETER
6695-01-191-0121INTERCHANGEABLE
BEZEL,INSTRUMENT MOUNTING
3820-01-291-7948INTERCHANGEABLE
AUGER,EARTH,PORTABLE
6520-01-340-9720INTERCHANGEABLE
PIN KIT,THREAD-FORMING,DENTAL

Frequently Asked Questions

What is NSN 1450-00-137-6221?

NSN 1450-00-137-6221 is a Pump,hydraulic,air, manufactured by Haskel International, Llc Dba Haskel International, Llc, classified under FSC 1450 (No Item Name Available). Status: active.

What are the part numbers for NSN 1450-00-137-6221?

NSN 1450-00-137-6221 has 1 cross-referenced part number: M21 (Haskel International, Llc Dba Haskel International, Llc).

What NSN replaces 1450-00-137-6221?

There are 12 known substitutes for 1450-00-137-6221: 4440-00-008-4864, 1377-00-300-7922, 3460-00-517-8225 and 9 more. Verify interchangeability with system specifications before substitution.

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