PartsTable TECHNICAL DATA SHEET
NSN 4730-00-142-1196Government record, cited

Reducer, Tube4730-00-142-1196

NSN 4730-00-142-1196 · NIIN 001421196 · Part number 803-1385951PC2-4
Naval Sea Systems Command · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 53711
Government record, cited
NSN 4730-00-142-1196 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-142-1196. Manufacturer of record part number: 803-1385951PC2-4.
Also searched as  4730-00-142-1196 · 4730001421196 · NIIN 001421196 · 00-142-1196 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 53711 · 803-1385951PC2-4 · 5000S4823-841338REV5PC7-9 · 810-1385951PC2-4 · 810-1385951 · 803-1385951
Nearby stock numbers  ·
Features
  • Reducer,tube — FSC 4730
  • Connection Style: STREAMLINED W/ TWO BRAZING RINGS (TUBE) FIRST END
  • Connection Style: PLAIN (TUBE) SECOND END
  • Nominal Overall Length: 2.062 INCHES IN
  • Nominal Outside Diameter Tube Accommodated: 0.840 INCHES FIRST END IN
  • Nominal Outside Diameter Tube Accommodated: 1.315 INCHES SECOND END IN
  • Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE
Identification
  • NSN: 4730-00-142-1196
  • NIIN: 001421196
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 803-1385951PC2-4
  • Manufacturer: Naval Sea Systems Command
General Description

The Reducer,tube, cataloged under National Stock Number 4730-00-142-1196, 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 Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government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
NSN4730-00-142-1196
Primary Part Number803-1385951PC2-4
Item NameReducer,tube
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerNaval Sea Systems Command
StatusACTIVE
Connection StyleSTREAMLINED W/ TWO BRAZING RINGS (TUBE) FIRST END
Connection StylePLAIN (TUBE) SECOND END
Nominal Overall Length2.062 INCHES IN
Nominal Outside Diameter Tube Accommodated0.840 INCHES FIRST END IN
Nominal Outside Diameter Tube Accommodated1.315 INCHES SECOND END IN
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
MaterialCOPPER ALLOY OVERALL
Reducer TypeCONCENTRIC
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4730-00-142-1197 POSSIBLE MATCH
REDUCER,TUBE
Possible match (shared part number)
4730-00-142-1198 POSSIBLE MATCH
REDUCER,TUBE
Possible match (shared part number)
4730-00-142-1201 POSSIBLE MATCH
REDUCER,TUBE
Possible match (shared part number)
4730-00-142-1202 POSSIBLE MATCH
REDUCER,TUBE
Possible match (shared part number)
4730-00-142-1203 POSSIBLE MATCH
REDUCER,TUBE
Possible match (shared part number)
4730-00-142-1204 POSSIBLE MATCH
REDUCER,TUBE
Possible match (shared part number)
4730-00-142-1205 POSSIBLE MATCH
REDUCER,TUBE
Possible match (shared part number)
4730-00-203-0962 POSSIBLE MATCH
REDUCER,TUBE
Possible match (shared part number)
4730-00-203-0972 POSSIBLE MATCH
REDUCER,TUBE
Possible match (shared part number)
Cross-Reference Index
Part NumberManufacturer
803-1385951PC2-4 PRIMARY Naval Sea Systems Command (USA)
Reference documents
ReferenceMeaning
5000S4823-841338REV5PC7-9 5/9 Secondary reference
U.S. Government activity
810-1385951PC2-4 5/9 Secondary reference
Naval Sea Systems Command
810-1385951 5/9 Secondary reference
Naval Sea Systems Command
803-1385951 D/9 Drawing number reference only
Naval Sea Systems Command
Related Parts
4730-00-142-1197POSSIBLE MATCH
REDUCER,TUBE
4730-00-142-1198POSSIBLE MATCH
REDUCER,TUBE
4730-00-142-1201POSSIBLE MATCH
REDUCER,TUBE
4730-00-142-1202POSSIBLE MATCH
REDUCER,TUBE
4730-00-142-1203POSSIBLE MATCH
REDUCER,TUBE
4730-00-142-1204POSSIBLE MATCH
REDUCER,TUBE
4730-00-142-1205POSSIBLE MATCH
REDUCER,TUBE
4730-00-203-0962POSSIBLE MATCH
REDUCER,TUBE
4730-00-203-0972POSSIBLE MATCH
REDUCER,TUBE

Frequently Asked Questions

What is NSN 4730-00-142-1196?

NSN 4730-00-142-1196 is a Reducer,tube, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-00-142-1196?

NSN 4730-00-142-1196 has 1 manufacturer part number on file: 803-1385951PC2-4 (Naval Sea Systems Command).

What NSN replaces 4730-00-142-1196?

9 possible matches (shared part number, not a government interchangeability claim): 4730-00-142-1197, 4730-00-142-1198, 4730-00-142-1201. Verify interchangeability with system specifications before substitution.

What are the specifications of 803-1385951PC2-4?

Key specifications for 803-1385951PC2-4: Connection Style: STREAMLINED W/ TWO BRAZING RINGS (TUBE) FIRST END; Connection Style: PLAIN (TUBE) SECOND END; Nominal Overall Length: 2.062 INCHES IN; Nominal Outside Diameter Tube Accommodated: 0.840 INCHES FIRST END IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 4730-00-142-1196 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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