PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50559-25Hose Assembly,nonmetallic

Jetstream of Houston, Llp Dba Jetstream of Houston Llp · NSN 4720-01-337-3953 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-337-3953 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-337-3953. Primary manufacturer part number: 50559-25.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Cross-Sectional Shape Style: ROUND
  • Connection Style: PLAIN FIRST END
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Outer Covering Environmental Protection: ABRASION RESISTANT
  • Measuring Method and Length: 25.0 FEET NOMINAL OVERALL FT
  • Thread Series Designator: NPT FIRST END
  • Inside Surface Condition: SMOOTH
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-337-3953, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Jetstream of Houston, Llp Dba Jetstream of Houston Llp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-337-3953
Primary Part Number50559-25
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerJetstream of Houston, Llp Dba Jetstream of Houston Llp
StatusACTIVE
Cross-Sectional Shape StyleROUND
Connection StylePLAIN FIRST END
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Outer Covering Environmental ProtectionABRASION RESISTANT
Measuring Method and Length25.0 FEET NOMINAL OVERALL FT
Thread Series DesignatorNPT FIRST END
Inside Surface ConditionSMOOTH
Operating Pressure8000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Nominal Thread Size0.188 INCHES FIRST END IN
Outside Diameter0.275 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND FIRST END
Burst Test Pressure20000.0 POUNDS PER SQUARE INCH LBS
End Connection DesignSTRAIGHT FIRST END
Layer Composition and Location1ST LAYER BRAIDED CORROSION RESISTANT STEEL WIRE AND OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE
Inside Diameter0.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5330-00-214-644650559 INTERCHANGEABLE
Gasket
Hamilton Sundstrand Corporation Dba Collins Aerospace
5310-00-221-4915SCB70002 INTERCHANGEABLE
Nut,plain,hexagon
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3455-00-222-4063 INTERCHANGEABLE
File,rotary
5120-00-240-7308129 INTERCHANGEABLE
Block,bench,mechanic's
L.s. Starrett Company (the) Div Tool Division
5355-00-687-293150559 INTERCHANGEABLE
Dial,control
Paramount Panels, Inc. Div California Plasteck
3010-00-919-5233 INTERCHANGEABLE
Coupling,shaft,flexible
5998-01-060-639350559 INTERCHANGEABLE
Circuit Card Assembly
Alliant Techsystems Operations Llc Div Defense Electronic Systems
5999-01-089-1799 INTERCHANGEABLE
Delay Line
3460-01-138-3486 INTERCHANGEABLE
Deflector
5950-01-139-6040374264 INTERCHANGEABLE
Transformer,power
Fluke Corp
Cross-Reference Index
Part NumberManufacturer
50559 Jetstream of Houston, Llp Dba Jetstream of Houston Llp (USA)
50559-25 PRIMARY Jetstream of Houston, Llp Dba Jetstream of Houston Llp (USA)
50559 Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group (USA)
Related Parts
5330-00-214-6446INTERCHANGEABLE
GASKET
50559
5310-00-221-4915INTERCHANGEABLE
NUT,PLAIN,HEXAGON
SCB70002
3455-00-222-4063INTERCHANGEABLE
FILE,ROTARY
5120-00-240-7308INTERCHANGEABLE
BLOCK,BENCH,MECHANIC'S
129
5355-00-687-2931INTERCHANGEABLE
DIAL,CONTROL
50559
3010-00-919-5233INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
5998-01-060-6393INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
50559
5999-01-089-1799INTERCHANGEABLE
DELAY LINE
3460-01-138-3486INTERCHANGEABLE
DEFLECTOR
5950-01-139-6040INTERCHANGEABLE
TRANSFORMER,POWER
374264
5305-01-240-0857INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD

Frequently Asked Questions

What is NSN 4720-01-337-3953?

NSN 4720-01-337-3953 is a Hose Assembly,nonmetallic, manufactured by Jetstream of Houston, Llp Dba Jetstream of Houston Llp, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-337-3953?

NSN 4720-01-337-3953 has 3 cross-referenced part numbers: 50559 (Jetstream of Houston, Llp Dba Jetstream of Houston Llp), 50559-25 (Jetstream of Houston, Llp Dba Jetstream of Houston Llp), 50559 (Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group).

What NSN replaces 4720-01-337-3953?

There are 11 known substitutes for 4720-01-337-3953: 5330-00-214-6446, 5310-00-221-4915, 3455-00-222-4063 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50559-25?

Key specifications for 50559-25: Cross-Sectional Shape Style: ROUND; Connection Style: PLAIN FIRST END; Connection Type: THREADED EXTERNAL PIPE FIRST END; Outer Covering Environmental Protection: ABRASION RESISTANT. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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