NSN 4720-01-450-0742 · NIIN 014500742 · Part number 6404893-ASSY93
Naval Sea Systems Command · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 53711
Government record, cited
NSN 4720-01-450-0742 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-450-0742. Manufacturer of record part number: 6404893-ASSY93.
Also searched as4720-01-450-0742 ·
4720014500742 ·
NIIN 014500742 ·
01-450-0742 ·
FSC 4720 Hose and Flexible Tubing · CAGE 53711 · 6404893-ASSY93 · DF2350-1781
Measuring Method and Length: 25.000 FEET NOMINAL EXCLUDING END FITTINGS FT
Connection Style: SWIVEL NUT, GASKET SEAL FIRST END
End Connection Design: STRAIGHT FIRST END
Layer Composition and Location: OUTER LAYER WRAPPED RUBBER, NATURAL OR OUTER LAYER WRAPPED RUBBER, SYNTHETIC AND 2ND LAYER BRAIDED TEXTILE YARN
Connection Type: THREADED INTERNAL PIPE FIRST END
Cross-Sectional Shape Style: ROUND
Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Identification
NSN: 4720-01-450-0742
NIIN: 014500742
FSC: 4720 — Hose and Flexible Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 6404893-ASSY93
Manufacturer: Naval Sea Systems Command
General Description
The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-450-0742, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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
4720-01-450-0742
Primary Part Number
6404893-ASSY93
Item Name
Hose Assembly,nonmetallic
FSC / FSG
4720 / 47 — Hose and Flexible Tubing
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Measuring Method and Length
25.000 FEET NOMINAL EXCLUDING END FITTINGS FT
Connection Style
SWIVEL NUT, GASKET SEAL FIRST END
End Connection Design
STRAIGHT FIRST END
Layer Composition and Location
OUTER LAYER WRAPPED RUBBER, NATURAL OR OUTER LAYER WRAPPED RUBBER, SYNTHETIC AND 2ND LAYER BRAIDED TEXTILE YARN
Connection Type
THREADED INTERNAL PIPE FIRST END
Cross-Sectional Shape Style
ROUND
Operating Pressure
150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Thread Direction
RIGHT-HAND FIRST END
Nominal Thread Size
0.750 INCHES FIRST END IN
Inside Diameter
1.000 INCHES NOMINAL IN
Inside Surface Condition
SMOOTH
Media for Which Designed
WATER SINGLE RESPONSE
Burst Test Pressure
600.0 POUNDS PER SQUARE INCH LBS
Thread Quantity Per Inch
11-1/2 FIRST END
Thread Series Designator
NH FIRST END
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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4720-01-450-07746404893-ASSY94POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Naval Sea Systems Command
4720-01-450-07926404893-ASSY97POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Naval Sea Systems Command
4720-01-450-08106404893-ASSY95POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Naval Sea Systems Command
4720-01-450-08296404893-ASSY96POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Naval Sea Systems Command
4720-01-465-35916404893-ASSY79POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Naval Sea Systems Command
4720-01-465-36006404893-ASSY80POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Naval Sea Systems Command
4730-01-514-9627533-6404893-12POSSIBLE MATCH
PLUG,HOSE
Possible match (shared part number)Naval Sea Systems Command
General Dynamics Corp Electric Boat Liaison Office Newport News Shipbuilding and Dry-Dock Co
Related Parts
4720-01-450-0774POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
6404893-ASSY94
4720-01-450-0792POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
6404893-ASSY97
4720-01-450-0810POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
6404893-ASSY95
4720-01-450-0829POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
6404893-ASSY96
4720-01-465-3591POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
6404893-ASSY79
4720-01-465-3600POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
6404893-ASSY80
4730-01-514-9627POSSIBLE MATCH
PLUG,HOSE
533-6404893-12
Frequently Asked Questions
What is NSN 4720-01-450-0742?
NSN 4720-01-450-0742 is a Hose Assembly,nonmetallic, manufactured by Naval Sea Systems Command, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
What part numbers are listed for NSN 4720-01-450-0742?
NSN 4720-01-450-0742 has 1 manufacturer part number on file: 6404893-ASSY93 (Naval Sea Systems Command).
What NSN replaces 4720-01-450-0742?
7 possible matches (shared part number, not a government interchangeability claim): 4720-01-450-0774, 4720-01-450-0792, 4720-01-450-0810. Verify interchangeability with system specifications before substitution.
What are the specifications of 6404893-ASSY93?
Key specifications for 6404893-ASSY93: Measuring Method and Length: 25.000 FEET NOMINAL EXCLUDING END FITTINGS FT; Connection Style: SWIVEL NUT, GASKET SEAL FIRST END; End Connection Design: STRAIGHT FIRST END; Layer Composition and Location: OUTER LAYER WRAPPED RUBBER, NATURAL OR OUTER LAYER WRAPPED RUBBER, SYNTHETIC AND 2ND LAYER BRAIDED TEXTILE YARN. 15 specifications are documented in the U.S. Government catalog.
Is NSN 4720-01-450-0742 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.