The Hose,nonmetallic, cataloged under National Stock Number 4720-01-419-3603, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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
4720-01-419-3603
Item Name
Hose,nonmetallic
FSC / FSG
4720 / 47 — Hose and Flexible Tubing
Status
ACTIVE
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 Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5950-01-420-644333895POSSIBLE MATCH
TRANSFORMER,POWER
Possible match (shared part number)Nwl, Inc.
4320-01-502-2020POSSIBLE MATCH
RING,LANTERN
Possible match (shared part number)
5310-01-598-513412759-01281POSSIBLE MATCH
WASHER,LOCK
Possible match (shared part number)Fastenal Company Dba Fastenal Co
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
33-895
3/2Design control — primary reference
U.S. Government activity
Related Parts
5950-01-420-6443POSSIBLE MATCH
TRANSFORMER,POWER
33895
4320-01-502-2020POSSIBLE MATCH
RING,LANTERN
5310-01-598-5134POSSIBLE MATCH
WASHER,LOCK
12759-01281
Frequently Asked Questions
What is NSN 4720-01-419-3603?
NSN 4720-01-419-3603 is a Hose,nonmetallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
What NSN replaces 4720-01-419-3603?
3 possible matches (shared part number, not a government interchangeability claim): 5950-01-420-6443, 4320-01-502-2020, 5310-01-598-5134. Verify interchangeability with system specifications before substitution.
What are the specifications of 4720-01-419-3603?
Key specifications for 4720-01-419-3603: End Item Identification: STRATEGIC WEAPON SYSTEMS (POSEIDON AND TRIDENT). 0 specifications are documented in the U.S. Government catalog.
Is NSN 4720-01-419-3603 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.