NSN 4520-01-643-1487 · NIIN 016431487 · Part number 051496-404
Hydraulics International, Inc. Dba Hydraulics International Inc · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 56529
Government record, cited
NSN 4520-01-643-1487 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-643-1487. Manufacturer of record part number: 051496-404.
Also searched as4520-01-643-1487 ·
4520016431487 ·
NIIN 016431487 ·
01-643-1487 ·
FSC 4520 Space and Water Heating Equipment · CAGE 56529 · 051496-404
Nearby stock numbers← 4520-01-643-0631 Heating Element, Electrical, Immer
·
4520-01-643-2753 Heater, Space, Electric →
Features
Pipe,exhaust — FSC 4520
1 manufacturer part number on file
Manufacturer of record: Hydraulics International, Inc. Dba Hydraulics International Inc
Identification
NSN: 4520-01-643-1487
NIIN: 016431487
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: 051496-404
Manufacturer: Hydraulics International, Inc. Dba Hydraulics International Inc
General Description
The Pipe,exhaust, cataloged under National Stock Number 4520-01-643-1487, 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 Hydraulics International, Inc. Dba Hydraulics International Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Pipe,exhaust
FSC / FSG
4520 — Space and Water Heating Equipment (FSG 45)
Manufacturers
Hydraulics International, Inc. Dba Hydraulics International Inc (CAGE 56529)
Technical Specifications
Parameter
Value
NSN
4520-01-643-1487
Primary Part Number
051496-404
Item Name
Pipe,exhaust
FSC / FSG
4520 / 45 — Space and Water Heating Equipment
Manufacturer
Hydraulics International, Inc. Dba Hydraulics International Inc
Hydraulics International, Inc. Dba Hydraulics International Inc (USA)
No interchangeability data on file.
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 4520-01-643-1487?
NSN 4520-01-643-1487 is a Pipe,exhaust, manufactured by Hydraulics International, Inc. Dba Hydraulics International Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What part numbers are listed for NSN 4520-01-643-1487?
NSN 4520-01-643-1487 has 1 manufacturer part number on file: 051496-404 (Hydraulics International, Inc. Dba Hydraulics International Inc).
Is NSN 4520-01-643-1487 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.