NSN 4320-01-429-6018 · NIIN 014296018 · Part number M32566
John Crane, Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 71724
Government record, cited
NSN 4320-01-429-6018 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-429-6018. Manufacturer of record part number: M32566.
Also searched as4320-01-429-6018 ·
4320014296018 ·
NIIN 014296018 ·
01-429-6018 ·
FSC 4320 Power and Hand Pumps · CAGE 71724 · M32566 · A37 3250 008 · M325-66 · NSP-00192 · M325-66
Nonsupply Items and Quantities: MATING RING 2;COMPRESSION RING 1;SEAL RING 1;SET SCREW 4;INFLATABLE SEAL 1;O-RING 2;BUSHING 1;INSTALLATION KIT 1
1 manufacturer part number on file
Manufacturer of record: John Crane, Inc
Identification
NSN: 4320-01-429-6018
NIIN: 014296018
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: M32566
Manufacturer: John Crane, Inc
General Description
The Parts Kit,centrifugal Pump, cataloged under National Stock Number 4320-01-429-6018, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is John Crane, Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4320-01-429-6018
Primary Part Number
M32566
Item Name
Parts Kit,centrifugal Pump
FSC / FSG
4320 / 43 — Power and Hand Pumps
Manufacturer
John Crane, Inc
Status
ACTIVE
Component Quantity
13
End Item Source
71724
End Item Name
MAIN CIRCULATING PUMP/25 IN. VP IN
Nonsupply Items and Quantities
MATING RING 2;COMPRESSION RING 1;SEAL RING 1;SET SCREW 4;INFLATABLE SEAL 1;O-RING 2;BUSHING 1;INSTALLATION KIT 1
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4320-01-438-8100C37-3250-027-0550POSSIBLE MATCH
PLATE,CAM,PUMP
Possible match (shared part number)John Crane, Inc
3040-01-439-0182C37-3250-028-1800POSSIBLE MATCH
COLLAR,SHAFT
Possible match (shared part number)John Crane, Inc
4320-01-440-3219A37-3250-001-2682POSSIBLE MATCH
RING,WEARING
Possible match (shared part number)John Crane, Inc
4320-01-440-3225C37-3250-008-5850POSSIBLE MATCH
RING,WEARING
Possible match (shared part number)John Crane, Inc
4320-01-440-3229C37-3250-001-5850POSSIBLE MATCH
RING,WEARING
Possible match (shared part number)John Crane, Inc
4320-01-440-7070C37-3250-002-5629POSSIBLE MATCH
RING,WEARING
Possible match (shared part number)John Crane, Inc
C/1Advisory reference — outside the item-of-supply concept
Defense Maritime Solutions, Inc.
Related Parts
4320-01-438-8100POSSIBLE MATCH
PLATE,CAM,PUMP
C37-3250-027-0550
3040-01-439-0182POSSIBLE MATCH
COLLAR,SHAFT
C37-3250-028-1800
4320-01-440-3219POSSIBLE MATCH
RING,WEARING
A37-3250-001-2682
4320-01-440-3225POSSIBLE MATCH
RING,WEARING
C37-3250-008-5850
4320-01-440-3229POSSIBLE MATCH
RING,WEARING
C37-3250-001-5850
4320-01-440-7070POSSIBLE MATCH
RING,WEARING
C37-3250-002-5629
Frequently Asked Questions
What is NSN 4320-01-429-6018?
NSN 4320-01-429-6018 is a Parts Kit,centrifugal Pump, manufactured by John Crane, Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
What part numbers are listed for NSN 4320-01-429-6018?
NSN 4320-01-429-6018 has 1 manufacturer part number on file: M32566 (John Crane, Inc).
What NSN replaces 4320-01-429-6018?
6 possible matches (shared part number, not a government interchangeability claim): 4320-01-438-8100, 3040-01-439-0182, 4320-01-440-3219. Verify interchangeability with system specifications before substitution.
What are the specifications of M32566?
Key specifications for M32566: Component Quantity: 13; End Item Source: 71724; End Item Name: MAIN CIRCULATING PUMP/25 IN. VP IN; Nonsupply Items and Quantities: MATING RING 2;COMPRESSION RING 1;SEAL RING 1;SET SCREW 4;INFLATABLE SEAL 1;O-RING 2;BUSHING 1;INSTALLATION KIT 1. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4320-01-429-6018 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.