PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55585Impeller,pump,centrifugal

Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. · NSN 4320-00-690-9049 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-690-9049 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-690-9049. Primary manufacturer part number: 55585.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Rotation Direction for Which Designed: CLOCKWISE
  • Hub Quantity: 1
  • Hub Length: 1.781 INCHES NOMINAL IN
  • Hub Projection Length Beyond Wheel Side: 0.750 INCHES NOMINAL IN
  • Keyway Length: 1.781 INCHES NOMINAL IN
  • Material: IRON CAST
  • Blade Quantity: 3
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Iron Cast construction
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-00-690-9049, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-690-9049
Primary Part Number55585
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCrane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
StatusACTIVE
Rotation Direction for Which DesignedCLOCKWISE
Hub Quantity1
Hub Length1.781 INCHES NOMINAL IN
Hub Projection Length Beyond Wheel Side0.750 INCHES NOMINAL IN
Keyway Length1.781 INCHES NOMINAL IN
MaterialIRON CAST
Blade Quantity3
Hub LocationSINGLE INSIDE OFFSET
Keyway Width0.375 INCHES NOMINAL IN
Mounting MethodKEY
Keyway TypeSTRAIGHT
Keyway Depth0.188 INCHES NOMINAL IN
Hub Bore Diameter1.250 INCHES NOMINAL IN
Design TypeSINGLE WIDTH
Overall Diameter11.927 INCHES MINIMUM AND 11.937 INCHES MAXIMUM IN
Keyway Quantity1
Blade TypeBACKWARD CURVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5945-00-184-9651P7455 INTERCHANGEABLE
Relay,electromagnetic
Projects Unlimited Inc
5306-00-432-311428229 INTERCHANGEABLE
Bolt,internal Wrenching
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
3120-00-661-6764SAW-6616764 INTERCHANGEABLE
Bearing,sleeve
Southern Automotive Wholesalers, Inc
5310-00-837-95545310AC1-013-3 INTERCHANGEABLE
Washer,flat
Us Army Aviation and Missile Command
4520-01-428-434055585 INTERCHANGEABLE
Heating Element,electrical,nonim
Indeeco Llc Dba Indeeco
6850-01-527-908355585 INTERCHANGEABLE
Fingerprint Powder
The Peavey Corp Div Lynn Peavey Company
1080-01-541-30922KP756 INTERCHANGEABLE
Cover,camouflage Screening
Oshkosh Defense Llc
Cross-Reference Index
Part NumberManufacturer
55585 PRIMARY Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
28229 Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
Related Parts
5945-00-184-9651INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
P7455
5306-00-432-3114INTERCHANGEABLE
BOLT,INTERNAL WRENCHING
28229
3120-00-661-6764INTERCHANGEABLE
BEARING,SLEEVE
SAW-6616764
5310-00-837-9554INTERCHANGEABLE
WASHER,FLAT
5310AC1-013-3
4520-01-428-4340INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
55585
6850-01-527-9083INTERCHANGEABLE
FINGERPRINT POWDER
55585
1080-01-541-3092INTERCHANGEABLE
COVER,CAMOUFLAGE SCREENING
2KP756

Frequently Asked Questions

What is NSN 4320-00-690-9049?

NSN 4320-00-690-9049 is a Impeller,pump,centrifugal, manufactured by Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-690-9049?

NSN 4320-00-690-9049 has 2 cross-referenced part numbers: 55585 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.), 28229 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.).

What NSN replaces 4320-00-690-9049?

There are 7 known substitutes for 4320-00-690-9049: 5945-00-184-9651, 5306-00-432-3114, 3120-00-661-6764 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 55585?

Key specifications for 55585: Rotation Direction for Which Designed: CLOCKWISE; Hub Quantity: 1; Hub Length: 1.781 INCHES NOMINAL IN; Hub Projection Length Beyond Wheel Side: 0.750 INCHES NOMINAL IN. 18 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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