NSN 4520-01-288-9720 · NIIN 012889720 · Part number 020-0125
Liebert Corp · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 55455
Government record, cited
NSN 4520-01-288-9720 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-288-9720. Manufacturer of record part number: 020-0125.
Also searched as4520-01-288-9720 ·
4520012889720 ·
NIIN 012889720 ·
01-288-9720 ·
FSC 4520 Space and Water Heating Equipment · CAGE 55455 · 020-0125
Nearby stock numbers← 4520-01-288-9714 Damper Unit, Fire Control
·
4520-01-288-9798 Lateral, Air Conditioning-Heating →
Features
Flushing Tube — FSC 4520
1 manufacturer part number on file
Manufacturer of record: Liebert Corp
Identification
NSN: 4520-01-288-9720
NIIN: 012889720
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: 020-0125
Manufacturer: Liebert Corp
General Description
The Flushing Tube, cataloged under National Stock Number 4520-01-288-9720, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Liebert Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Other items in FSC 4520 — Space and Water Heating Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4520-00-000-0098
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-000-0099
4520-00-000-0099 · Item name not on file
4520-00-001-1240
4520-00-001-1240 · Item name not on file
4520-00-001-3518
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-3519
HEATING ELEMENT,ELECTRICAL,IMMER
4520-00-001-6052
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-6298
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-7726
HEATER,DUCT TYPE,PORTABLE
Frequently Asked Questions
What is NSN 4520-01-288-9720?
NSN 4520-01-288-9720 is a Flushing Tube, manufactured by Liebert Corp, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What part numbers are listed for NSN 4520-01-288-9720?
NSN 4520-01-288-9720 has 1 manufacturer part number on file: 020-0125 (Liebert Corp).
What are the specifications of 020-0125?
Key specifications for 020-0125: End Item Identification: SYSTEM II AIN UNIT (FD MODEL). 0 specifications are documented in the U.S. Government catalog.
Is NSN 4520-01-288-9720 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.