PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H125BPump,rotary

Megator Corp · NSN 4320-01-273-1315 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-273-1315 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-273-1315. Primary manufacturer part number: H125B.
Features
  • Pump,rotary — FSC 4320
  • Pump Rotation Direction: CLOCKWISE AND COUNTERCLOCKWISE
  • Drive Shaft Type: KEY TYPE, EXTERNAL
  • Pumping Element Operating Position: HORIZONTAL
  • Discharge Connection Quantity: 1
  • Intake Connection Quantity: 1
  • Discharge Pressure: 10.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES
  • Unpackaged Unit Width: 9.625 INCHES NOMINAL IN
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Copper Alloy Pump Basic construction
General Description

The Pump,rotary, cataloged under National Stock Number 4320-01-273-1315, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Megator Corp. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-273-1315
Primary Part NumberH125B
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerMegator Corp
StatusACTIVE
Pump Rotation DirectionCLOCKWISE AND COUNTERCLOCKWISE
Drive Shaft TypeKEY TYPE, EXTERNAL
Pumping Element Operating PositionHORIZONTAL
Discharge Connection Quantity1
Intake Connection Quantity1
Discharge Pressure10.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES
Unpackaged Unit Width9.625 INCHES NOMINAL IN
Intake Connection Thread Size and Series/type Designator1.250-11-1/2 NPT
Features ProvidedSELF-PRIMING
Discharge Connection Thread Size and Series/type Designator1.250-11-1/2 NPT
MaterialCOPPER ALLOY PUMP BASIC
Operation MethodPOWERED
Operating Speed at Rated Capacity1200.0 REVOLUTIONS PER MINUTE
Drive Shaft End Diameter0.625 INCHES NOMINAL IN
Discharge Connection TypeTHREADED INTERNAL
Drive Shaft Length1.625 INCHES NOMINAL IN
Total Head250.000 FEET FT
Maximum Discharge Flow Rate20.0 GALLONS PER MINUTE
Intake Connection TypeTHREADED INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4320-01-241-68055431F INTERCHANGEABLE
Rotor,pump
Megator Corp
4320-01-273-13625902B INTERCHANGEABLE
Cover,hydraulic,pump-Motor
Megator Corp
4320-01-273-13776005F INTERCHANGEABLE
Valve Plate,hydraulic Motor-Pump
Megator Corp
4320-01-273-5763BX4646/L150B INTERCHANGEABLE
Pump,rotary
Megator Corp
Cross-Reference Index
Part NumberManufacturer
BX 4061 Megator Corp (USA)
H125B PRIMARY Megator Corp (USA)
BX 4061/H125B Megator Corp (USA)
Related Parts
4320-01-241-6805INTERCHANGEABLE
ROTOR,PUMP
5431F
4320-01-273-1362INTERCHANGEABLE
COVER,HYDRAULIC,PUMP-MOTOR
5902B
4320-01-273-1377INTERCHANGEABLE
VALVE PLATE,HYDRAULIC MOTOR-PUMP
6005F
4320-01-273-5763INTERCHANGEABLE
PUMP,ROTARY
BX4646/L150B

Frequently Asked Questions

What is NSN 4320-01-273-1315?

NSN 4320-01-273-1315 is a Pump,rotary, manufactured by Megator Corp, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-273-1315?

NSN 4320-01-273-1315 has 3 cross-referenced part numbers: BX 4061 (Megator Corp), H125B (Megator Corp), BX 4061/H125B (Megator Corp).

What NSN replaces 4320-01-273-1315?

There are 4 known substitutes for 4320-01-273-1315: 4320-01-241-6805, 4320-01-273-1362, 4320-01-273-1377 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H125B?

Key specifications for H125B: Pump Rotation Direction: CLOCKWISE AND COUNTERCLOCKWISE; Drive Shaft Type: KEY TYPE, EXTERNAL; Pumping Element Operating Position: HORIZONTAL; Discharge Connection Quantity: 1. 20 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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