PartsTable TECHNICAL DATA SHEET
NSN 4730-01-319-3479Government record, cited

Tee, Pipe4730-01-319-3479

NSN 4730-01-319-3479 · NIIN 013193479
FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings
Government record, cited
Also searched as  4730-01-319-3479 · 4730013193479 · NIIN 013193479 · 01-319-3479 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · B16.11 · 2621-754-02 PIECE 125 · 2621-754-02
Nearby stock numbers  ·
Features
  • Tee,pipe — FSC 4730
  • Nominal Pipe Size Accommodated: 2.000 INCHES SECOND END IN
  • Nominal Pipe Size Accommodated: 1.000 INCHES THIRD END IN
  • Nominal Pipe Size Accommodated: 2.000 INCHES FIRST END IN
  • Connection Style: SOCKET (PIPE) FIRST END
  • Connection Style: SOCKET (PIPE) SECOND END
  • Connection Style: SOCKET (PIPE) THIRD END
  • Connection Type: UNTHREADED INTERNAL PIPE FIRST END
Identification
  • NSN: 4730-01-319-3479
  • NIIN: 013193479
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
General Description

The Tee,pipe, cataloged under National Stock Number 4730-01-319-3479, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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
NSN4730-01-319-3479
Item NameTee,pipe
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
StatusACTIVE
Nominal Pipe Size Accommodated2.000 INCHES SECOND END IN
Nominal Pipe Size Accommodated1.000 INCHES THIRD END IN
Nominal Pipe Size Accommodated2.000 INCHES FIRST END IN
Connection StyleSOCKET (PIPE) FIRST END
Connection StyleSOCKET (PIPE) SECOND END
Connection StyleSOCKET (PIPE) THIRD END
Connection TypeUNTHREADED INTERNAL PIPE FIRST END
Connection TypeUNTHREADED INTERNAL PIPE THIRD END
Connection TypeUNTHREADED INTERNAL PIPE SECOND END
Operating Pressure700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Leg Length2.250 INCHES NOMINAL THIRD END IN
Leg Length2.250 INCHES NOMINAL SECOND END IN
Leg Length2.250 INCHES NOMINAL FIRST END IN
Specification/standard Data80204-B16.11 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MaterialCOPPER ALLOY OVERALL
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.
4730-01-328-612514-04-1606 POSSIBLE MATCH
TEE,PIPE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-328-61262621-754-02 PC-85 POSSIBLE MATCH
TEE,PIPE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-328-612716-06-7510 POSSIBLE MATCH
TEE,PIPE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-328-612816-06-7515 POSSIBLE MATCH
TEE,PIPE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-329-72292621-754-02 PC 151 POSSIBLE MATCH
TEE,PIPE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-329-7230262175402-0091 POSSIBLE MATCH
TEE,PIPE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
B16.11 5/1 Secondary reference
U.S. Government activity
2621-754-02 PIECE 125 3/2 Design control — primary reference
U.S. Government activity
2621-754-02 D/9 Drawing number reference only
U.S. Government activity
Related Parts
4730-01-328-6125POSSIBLE MATCH
TEE,PIPE
14-04-1606
4730-01-328-6126POSSIBLE MATCH
TEE,PIPE
2621-754-02 PC-85
4730-01-328-6127POSSIBLE MATCH
TEE,PIPE
16-06-7510
4730-01-328-6128POSSIBLE MATCH
TEE,PIPE
16-06-7515
4730-01-329-7229POSSIBLE MATCH
TEE,PIPE
2621-754-02 PC 151
4730-01-329-7230POSSIBLE MATCH
TEE,PIPE
262175402-0091

Frequently Asked Questions

What is NSN 4730-01-319-3479?

NSN 4730-01-319-3479 is a Tee,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What NSN replaces 4730-01-319-3479?

6 possible matches (shared part number, not a government interchangeability claim): 4730-01-328-6125, 4730-01-328-6126, 4730-01-328-6127. Verify interchangeability with system specifications before substitution.

What are the specifications of 4730-01-319-3479?

Key specifications for 4730-01-319-3479: Nominal Pipe Size Accommodated: 2.000 INCHES SECOND END IN; Nominal Pipe Size Accommodated: 1.000 INCHES THIRD END IN; Nominal Pipe Size Accommodated: 2.000 INCHES FIRST END IN; Connection Style: SOCKET (PIPE) FIRST END. 15 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-319-3479 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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