PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2171Impeller,pump,centrifugal

Gusher Pumps · NSN 4320-00-147-8696 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-147-8696 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-147-8696. Primary manufacturer part number: 2171.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Keyway Type: STRAIGHT
  • Blade Type: BACKWARD CURVE
  • Blade Quantity: 18
  • Hub Quantity: 1
  • Hub Location: CENTER OF BLADES
  • Hub Bore Diameter: 0.625 INCHES NOMINAL IN
  • Keyway Depth: 0.094 INCHES NOMINAL IN
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-00-147-8696, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Gusher Pumps. Government technical data includes 14 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-147-8696
Primary Part Number2171
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerGusher Pumps
StatusACTIVE
Keyway TypeSTRAIGHT
Blade TypeBACKWARD CURVE
Blade Quantity18
Hub Quantity1
Hub LocationCENTER OF BLADES
Hub Bore Diameter0.625 INCHES NOMINAL IN
Keyway Depth0.094 INCHES NOMINAL IN
Design TypeDOUBLE WIDTH
Rotation Direction for Which DesignedCOUNTERCLOCKWISE
Keyway Width0.188 INCHES NOMINAL IN
Overall Diameter3.475 INCHES NOMINAL IN
Mounting MethodKEY
Keyway Quantity1
Hub Length1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
8345-00-151-660421-71 INTERCHANGEABLE
Streamer Set Attachment,award
Navy Clothing and Textile Research Facility Natick Laboratories
5120-00-221-114717-1 INTERCHANGEABLE
Punch and Die,grommet Inserting
Wilson Corporation, Inc. Dba Hollingsworth Mfg. Co. Div Hollingsworth Mfg.
9540-00-251-2651 INTERCHANGEABLE
Angle,structural
5325-00-285-8362 INTERCHANGEABLE
Grommet,nonmetallic
4820-00-328-32832171 INTERCHANGEABLE
Cock,poppet Drain
Parker Hannifin Corporation Div Aerospace Group Headquarters
6160-00-444-2198SMB531943 INTERCHANGEABLE
Retainer,battery
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5910-00-563-6790 INTERCHANGEABLE
Capacitor,variable,air Dielectri
4730-00-604-19032171 INTERCHANGEABLE
Parts Kit,steam Trap
Plenty Inc
6145-00-728-4026 INTERCHANGEABLE
Braid,wire
5940-00-736-7395 INTERCHANGEABLE
Terminal Board
Cross-Reference Index
Part NumberManufacturer
2171 PRIMARY Gusher Pumps (USA)
Related Parts
8345-00-151-6604INTERCHANGEABLE
STREAMER SET ATTACHMENT,AWARD
21-71
5120-00-221-1147INTERCHANGEABLE
PUNCH AND DIE,GROMMET INSERTING
17-1
9540-00-251-2651INTERCHANGEABLE
ANGLE,STRUCTURAL
5325-00-285-8362INTERCHANGEABLE
GROMMET,NONMETALLIC
4820-00-328-3283INTERCHANGEABLE
COCK,POPPET DRAIN
2171
6160-00-444-2198INTERCHANGEABLE
RETAINER,BATTERY
SMB531943
5910-00-563-6790INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
4730-00-604-1903INTERCHANGEABLE
PARTS KIT,STEAM TRAP
2171
6145-00-728-4026INTERCHANGEABLE
BRAID,WIRE
5940-00-736-7395INTERCHANGEABLE
TERMINAL BOARD
5330-00-805-8379INTERCHANGEABLE
SEAL,PLAIN ENCASED
21158-2171
5325-01-376-8637INTERCHANGEABLE
GROMMET,NONMETALLIC
217-00100

Frequently Asked Questions

What is NSN 4320-00-147-8696?

NSN 4320-00-147-8696 is a Impeller,pump,centrifugal, manufactured by Gusher Pumps, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-147-8696?

NSN 4320-00-147-8696 has 1 cross-referenced part number: 2171 (Gusher Pumps).

What NSN replaces 4320-00-147-8696?

There are 12 known substitutes for 4320-00-147-8696: 8345-00-151-6604, 5120-00-221-1147, 9540-00-251-2651 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2171?

Key specifications for 2171: Keyway Type: STRAIGHT; Blade Type: BACKWARD CURVE; Blade Quantity: 18; Hub Quantity: 1. 15 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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