PartsTable TECHNICAL DATA SHEET
NSN 4320-01-455-8612Government record, cited

Parts Kit, Centrifugal Pump4320-01-455-8612

NSN 4320-01-455-8612 · NIIN 014558612 · Part number BK4101
Mth Tool Company Inc. Dba Mth Pumps · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 61260
Government record, cited
NSN 4320-01-455-8612 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-455-8612. Manufacturer of record part number: BK4101.
Also searched as  4320-01-455-8612 · 4320014558612 · NIIN 014558612 · 01-455-8612 · FSC 4320 Power and Hand Pumps · CAGE 61260 · BK4101
Nearby stock numbers  ·
Features
  • Parts Kit,centrifugal Pump — FSC 4320
  • Component Quantity: 6
  • End Item Source: 61260
  • End Item Name: PUMP
  • Nonsupply Items and Quantities: IMPELLER 1; IMPELLER KEY 1; O-RING 1; MECHANICAL SEAL 2; INSTRUCTION MANUAL 1
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Mth Tool Company Inc. Dba Mth Pumps
Identification
  • NSN: 4320-01-455-8612
  • NIIN: 014558612
  • FSC: 4320 — Power and Hand Pumps
  • FSG: 43 — Pumps and Compressors
  • Primary part number: BK4101
  • Manufacturer: Mth Tool Company Inc. Dba Mth Pumps
General Description

The Parts Kit,centrifugal Pump, cataloged under National Stock Number 4320-01-455-8612, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Mth Tool Company Inc. Dba Mth Pumps. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-455-8612
Primary Part NumberBK4101
Item NameParts Kit,centrifugal Pump
FSC / FSG4320 / 43 — Power and Hand Pumps
ManufacturerMth Tool Company Inc. Dba Mth Pumps
StatusACTIVE
Component Quantity6
End Item Source61260
End Item NamePUMP
Nonsupply Items and QuantitiesIMPELLER 1; IMPELLER KEY 1; O-RING 1; MECHANICAL SEAL 2; INSTRUCTION MANUAL 1
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
BK4101 PRIMARY Mth Tool Company Inc. Dba Mth Pumps (USA)
BK4101 Industrial Pump Sales Co. Inc. (USA)
No interchangeability data on file.
Other items in FSC 4320 — Power and Hand Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4320-00-001-1633
4320-00-001-1633 · Item name not on file
4320-00-001-2628
RETAINER AND PIN
4320-00-001-2629
HOUSING AND PIN
4320-00-001-2630
PUMP,CENTRIFUGAL
4320-00-001-2631
4320-00-001-2631 · Item name not on file
4320-00-001-2632
4320-00-001-2632 · Item name not on file
4320-00-001-3377
4320-00-001-3377 · Item name not on file
4320-00-001-3384
4320-00-001-3384 · Item name not on file
Related Parts in Pumps and Compressors
4320-00-001-1633
4320-00-001-1633 · Item name not on file
4320-00-001-2628
RETAINER AND PIN
97408
4320-00-001-2629
HOUSING AND PIN
97675
4320-00-001-2630
PUMP,CENTRIFUGAL
SCD10426-1
4320-00-001-2631
4320-00-001-2631 · Item name not on file
4320-00-001-2632
4320-00-001-2632 · Item name not on file
4320-00-001-3377
4320-00-001-3377 · Item name not on file
4320-00-001-3384
4320-00-001-3384 · Item name not on file

Frequently Asked Questions

What is NSN 4320-01-455-8612?

NSN 4320-01-455-8612 is a Parts Kit,centrifugal Pump, manufactured by Mth Tool Company Inc. Dba Mth Pumps, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-455-8612?

NSN 4320-01-455-8612 has 2 manufacturer part numbers on file: BK4101 (Mth Tool Company Inc. Dba Mth Pumps), BK4101 (Industrial Pump Sales Co. Inc.).

What are the specifications of BK4101?

Key specifications for BK4101: Component Quantity: 6; End Item Source: 61260; End Item Name: PUMP; Nonsupply Items and Quantities: IMPELLER 1; IMPELLER KEY 1; O-RING 1; MECHANICAL SEAL 2; INSTRUCTION MANUAL 1. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-455-8612 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.
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