PartsTable TECHNICAL DATA SHEET
NSN 4730-01-203-2243Government record, cited

Coupling, Pipe4730-01-203-2243

NSN 4730-01-203-2243 · NIIN 012032243 · Part number 998 5352
Hiab Usa Inc · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 34914
Government record, cited
NSN 4730-01-203-2243 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-203-2243. Manufacturer of record part number: 998 5352.
Also searched as  4730-01-203-2243 · 4730012032243 · NIIN 012032243 · 01-203-2243 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 34914 · 998 5352 · 348 6516 · 4KK839 · 348 6516ITEM 14 · 4KK839
Nearby stock numbers  ·
Features
  • Coupling,pipe — FSC 4730
  • 3 manufacturer part numbers on file
  • Manufacturer of record: Hiab Usa Inc
Identification
  • NSN: 4730-01-203-2243
  • NIIN: 012032243
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 998 5352
  • Manufacturer: Hiab Usa Inc
General Description

The Coupling,pipe, cataloged under National Stock Number 4730-01-203-2243, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Hiab Usa Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts
Item NameCoupling,pipe
FSC / FSG4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47)
ManufacturersHiab Usa Inc (CAGE 34914); Oshkosh Defense Llc (CAGE 75Q65); Bae Systems Australia Limited (CAGE Z8518)
Technical Specifications
ParameterValue
NSN4730-01-203-2243
Primary Part Number998 5352
Item NameCoupling,pipe
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerHiab Usa Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 10
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4730-01-203-3673998 5387 POSSIBLE MATCH
ELBOW,PIPE
Possible match (shared part number)Hiab Usa Inc
4730-01-203-3677340 4463 POSSIBLE MATCH
NIPPLE,PIPE
Possible match (shared part number)Hiab Usa Inc
4730-01-203-3700998 5310 POSSIBLE MATCH
REDUCER,PIPE
Possible match (shared part number)Hiab Usa Inc
4730-01-203-3701307 5184 POSSIBLE MATCH
REDUCER,PIPE
Possible match (shared part number)Hiab Usa Inc
4720-01-203-3735992 1133 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Hiab Usa Inc
4730-01-203-3760980 1065 POSSIBLE MATCH
TEE,TUBE TO BOSS
Possible match (shared part number)Hiab Usa Inc
4730-01-203-5224348 7628 POSSIBLE MATCH
ADAPTER,STRAIGHT,TUBE TO BOSS
Possible match (shared part number)Hiab Usa Inc
5365-01-203-7673997 2242 POSSIBLE MATCH
RING,CONICAL
Possible match (shared part number)Hiab Usa Inc
4730-01-203-8308996 9853 POSSIBLE MATCH
SWIVEL JOINT,HYDRAULIC
Possible match (shared part number)Hiab Usa Inc
4730-01-203-8309998 7304 POSSIBLE MATCH
SWIVEL JOINT,HYDRAULIC
Possible match (shared part number)Hiab Usa Inc
Cross-Reference Index
Part NumberManufacturer
998 5352 PRIMARY Hiab Usa Inc (USA)
4KK839 Oshkosh Defense Llc (USA)
15012633 Bae Systems Australia Limited (AUS)
Reference documents
ReferenceMeaning
348 6516 D/9 Drawing number reference only
Hiab Usa Inc
348 6516ITEM 14 5/9 Secondary reference
Hiab Usa Inc
4KK839 5/9 Secondary reference
Oshkosh Corp
Related Parts
4730-01-203-3673POSSIBLE MATCH
ELBOW,PIPE
998 5387
4730-01-203-3677POSSIBLE MATCH
NIPPLE,PIPE
340 4463
4730-01-203-3700POSSIBLE MATCH
REDUCER,PIPE
998 5310
4730-01-203-3701POSSIBLE MATCH
REDUCER,PIPE
307 5184
4720-01-203-3735POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
992 1133
4730-01-203-3760POSSIBLE MATCH
TEE,TUBE TO BOSS
980 1065
4730-01-203-5224POSSIBLE MATCH
ADAPTER,STRAIGHT,TUBE TO BOSS
348 7628
5365-01-203-7673POSSIBLE MATCH
RING,CONICAL
997 2242
4730-01-203-8308POSSIBLE MATCH
SWIVEL JOINT,HYDRAULIC
996 9853
4730-01-203-8309POSSIBLE MATCH
SWIVEL JOINT,HYDRAULIC
998 7304

Frequently Asked Questions

What is NSN 4730-01-203-2243?

NSN 4730-01-203-2243 is a Coupling,pipe, manufactured by Hiab Usa Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-203-2243?

NSN 4730-01-203-2243 has 3 manufacturer part numbers on file: 998 5352 (Hiab Usa Inc), 4KK839 (Oshkosh Defense Llc), 15012633 (Bae Systems Australia Limited).

What NSN replaces 4730-01-203-2243?

10 possible matches (shared part number, not a government interchangeability claim): 4730-01-203-3673, 4730-01-203-3677, 4730-01-203-3700. Verify interchangeability with system specifications before substitution.

Is NSN 4730-01-203-2243 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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