The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-558-8573, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
4720-01-558-8573
Item Name
Hose Assembly,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 Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4720-01-559-2741POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)
4720-01-559-2748POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)
4720-01-559-2765POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)
4720-01-559-2770POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)
4720-01-559-2773POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
587R258
D/9Drawing number reference only
U.S. Government activity
SP-0477764
3/2Design control — primary reference
U.S. Government activity
477764
3/9Design control — primary reference
U.S. Government activity
Related Parts
4720-01-559-2741POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
4720-01-559-2748POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
4720-01-559-2765POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
4720-01-559-2770POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
4720-01-559-2773POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Frequently Asked Questions
What is NSN 4720-01-558-8573?
NSN 4720-01-558-8573 is a Hose Assembly,nonmetallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
What NSN replaces 4720-01-558-8573?
5 possible matches (shared part number, not a government interchangeability claim): 4720-01-559-2741, 4720-01-559-2748, 4720-01-559-2765. Verify interchangeability with system specifications before substitution.
What are the specifications of 4720-01-558-8573?
Key specifications for 4720-01-558-8573: Special Features: USED ON ELECTRON TUBE HIGH POWER, LIQUID COOLED SOLENOID FOCUSED. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4720-01-558-8573 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.