PartsTable TECHNICAL DATA SHEET
NSN 4720-01-203-3733Government record, cited

Hose Assembly, Nonmetallic4720-01-203-3733

NSN 4720-01-203-3733 · NIIN 012033733 · Part number 997 3834
Hiab Usa Inc · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 34914
Government record, cited
NSN 4720-01-203-3733 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-203-3733. Manufacturer of record part number: 997 3834.
Also searched as  4720-01-203-3733 · 4720012033733 · NIIN 012033733 · 01-203-3733 · FSC 4720 Hose and Flexible Tubing · CAGE 34914 · 997 3834 · 348 2359
Nearby stock numbers  ·
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Connection Style: SWIVEL NUT, GASKET SEAL FIRST END
  • Layer Composition and Location: OUTER LAYER MOLDED RUBBER, SYNTHETIC
  • Connection Type: THREADED INTERNAL TUBE FIRST END
  • Cross-Sectional Shape Style: ROUND
  • Outside Diameter: 0.750 INCHES NOMINAL IN
  • Nominal Thread Size: 0.875 INCHES FIRST END IN
  • Exterior Color: BLACK
Identification
  • NSN: 4720-01-203-3733
  • NIIN: 012033733
  • FSC: 4720 — Hose and Flexible Tubing
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 997 3834
  • Manufacturer: Hiab Usa Inc
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-203-3733, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Hiab Usa Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-203-3733
Primary Part Number997 3834
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — Hose and Flexible Tubing
ManufacturerHiab Usa Inc
StatusACTIVE
Connection StyleSWIVEL NUT, GASKET SEAL FIRST END
Layer Composition and LocationOUTER LAYER MOLDED RUBBER, SYNTHETIC
Connection TypeTHREADED INTERNAL TUBE FIRST END
Cross-Sectional Shape StyleROUND
Outside Diameter0.750 INCHES NOMINAL IN
Nominal Thread Size0.875 INCHES FIRST END IN
Exterior ColorBLACK
Inside Surface ConditionSMOOTH
Thread Quantity Per Inch14 FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4720-01-203-3734997 8275 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Hiab Usa Inc
4320-01-204-8106999 4068 POSSIBLE MATCH
GOVERNOR,PUMP,PRESSURE REGULATIN
Possible match (shared part number)Hiab Usa Inc
4710-01-204-8136348 5285 POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Hiab Usa Inc
4710-01-204-8137349 0289 POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Hiab Usa Inc
4710-01-204-8138348 5340 POSSIBLE MATCH
TUBE,BENT,METALLIC
Possible match (shared part number)Hiab Usa Inc
4730-01-209-0766998 3163 POSSIBLE MATCH
ELBOW,PIPE TO BOSS
Possible match (shared part number)Hiab Usa Inc
Cross-Reference Index
Part NumberManufacturer
997 3834 PRIMARY Hiab Usa Inc (USA)
Reference documents
ReferenceMeaning
348 2359 D/9 Drawing number reference only
Hiab Usa Inc
Related Parts
4720-01-203-3734POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
997 8275
4320-01-204-8106POSSIBLE MATCH
GOVERNOR,PUMP,PRESSURE REGULATIN
999 4068
4710-01-204-8136POSSIBLE MATCH
TUBE ASSEMBLY,METAL
348 5285
4710-01-204-8137POSSIBLE MATCH
TUBE ASSEMBLY,METAL
349 0289
4710-01-204-8138POSSIBLE MATCH
TUBE,BENT,METALLIC
348 5340
4730-01-209-0766POSSIBLE MATCH
ELBOW,PIPE TO BOSS
998 3163

Frequently Asked Questions

What is NSN 4720-01-203-3733?

NSN 4720-01-203-3733 is a Hose Assembly,nonmetallic, manufactured by Hiab Usa Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What part numbers are listed for NSN 4720-01-203-3733?

NSN 4720-01-203-3733 has 1 manufacturer part number on file: 997 3834 (Hiab Usa Inc).

What NSN replaces 4720-01-203-3733?

6 possible matches (shared part number, not a government interchangeability claim): 4720-01-203-3734, 4320-01-204-8106, 4710-01-204-8136. Verify interchangeability with system specifications before substitution.

What are the specifications of 997 3834?

Key specifications for 997 3834: Connection Style: SWIVEL NUT, GASKET SEAL FIRST END; Layer Composition and Location: OUTER LAYER MOLDED RUBBER, SYNTHETIC; Connection Type: THREADED INTERNAL TUBE FIRST END; Cross-Sectional Shape Style: ROUND. 9 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-203-3733 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.
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