PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2657Pump,rotary

R.w. Beckett Corporation Div Beckett Energy Systems · NSN 4320-01-333-9472 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-333-9472 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-333-9472. Primary manufacturer part number: 2657.
Features
  • Pump,rotary — FSC 4320
  • Rotary Pump Design: GEAR
  • Intake Connection Quantity: 1
  • Pumping Element Operating Position: HORIZONTAL
  • Drive Connection Type: CLOSE COUPLED
  • Operation Method: POWERED
  • Pump Rotation Direction: CLOCKWISE
  • Media for Which Designed: HYDROCARBON FUELS AND OILS
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,rotary, cataloged under National Stock Number 4320-01-333-9472, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is R.w. Beckett Corporation Div Beckett Energy Systems. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4320-01-333-9472
Primary Part Number2657
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerR.w. Beckett Corporation Div Beckett Energy Systems
StatusACTIVE
Rotary Pump DesignGEAR
Intake Connection Quantity1
Pumping Element Operating PositionHORIZONTAL
Drive Connection TypeCLOSE COUPLED
Operation MethodPOWERED
Pump Rotation DirectionCLOCKWISE
Media for Which DesignedHYDROCARBON FUELS AND OILS
Discharge Connection Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3415-00-018-6025265 INTERCHANGEABLE
Grinding Machine,engraving Tool
Belco Industries, Inc. Dba Belco Industries Inc Div Famco Machine Division
4820-00-131-63982657 INTERCHANGEABLE
Valve,check
Tactair Fluid Controls Inc
2530-00-212-9013F78673 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5950-00-230-4996 INTERCHANGEABLE
Coil,radio Frequency
2530-00-391-3994FE2652 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
3460-01-440-56662657 INTERCHANGEABLE
Nib,diamond,wheel Dressing
Moore Tool Company, Inc.
5975-01-577-7297 INTERCHANGEABLE
Panel,electrical-Electronic Equi
5330-01-578-63142657 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
Lauren Manufacturing, Llc
Cross-Reference Index
Part NumberManufacturer
2657 R.w. Beckett Corporation Div Beckett Energy Systems (USA)
Related Parts
3415-00-018-6025INTERCHANGEABLE
GRINDING MACHINE,ENGRAVING TOOL
265
4820-00-131-6398INTERCHANGEABLE
VALVE,CHECK
2657
2530-00-212-9013INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
F78673
5950-00-230-4996INTERCHANGEABLE
COIL,RADIO FREQUENCY
2530-00-391-3994INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
FE2652
3460-01-440-5666INTERCHANGEABLE
NIB,DIAMOND,WHEEL DRESSING
2657
5975-01-577-7297INTERCHANGEABLE
PANEL,ELECTRICAL-ELECTRONIC EQUI
5330-01-578-6314INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
2657

Frequently Asked Questions

What is NSN 4320-01-333-9472?

NSN 4320-01-333-9472 is a Pump,rotary, manufactured by R.w. Beckett Corporation Div Beckett Energy Systems, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-333-9472?

NSN 4320-01-333-9472 has 1 cross-referenced part number: 2657 (R.w. Beckett Corporation Div Beckett Energy Systems).

What NSN replaces 4320-01-333-9472?

There are 8 known substitutes for 4320-01-333-9472: 3415-00-018-6025, 4820-00-131-6398, 2530-00-212-9013 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2657?

Key specifications for 2657: Rotary Pump Design: GEAR; Intake Connection Quantity: 1; Pumping Element Operating Position: HORIZONTAL; Drive Connection Type: CLOSE COUPLED. 8 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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