The Tee,boss, cataloged under National Stock Number 4730-01-725-6971, 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 Sae International Dba Sae International. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-725-6971 |
| Primary Part Number | AS4133V121012 |
| Item Name | Tee,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Nominal Width Across Flats | 0.890 INCHES CENTER BULKHEAD IN |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Nominal Length | 1.586 INCHES ALL ENDS IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | TEE |
| Material Document and Classification | UNABLE TO DECODE |
| Material Document and Classification | AMS5659 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES THIRD END IN |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES FIRST END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.8750 INCHES SECOND END IN |
| Nominal Thread Size | 1.0625 INCHES THIRD END IN |
| Nominal Thread Size | 1.0625 INCHES FIRST END IN |
| Nominal Outside Diameter | 0.625 INCHES SECOND END IN |
| Nominal Outside Diameter | 0.750 INCHES THIRD END IN |
| Nominal Outside Diameter | 0.750 INCHES FIRST END IN |
| Thread Quantity Per Inch | 12 THIRD END |
| Thread Quantity Per Inch | 12 FIRST END |
| Thread Quantity Per Inch | 14 SECOND END |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| AS4133V121012 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS4133 | 5/1 Secondary reference Sae International Dba Sae International |
NSN 4730-01-725-6971 is a Tee,boss, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-725-6971 has 1 manufacturer part number on file: AS4133V121012 (Sae International Dba Sae International).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-725-6982, 4730-01-725-8149. Verify interchangeability with system specifications before substitution.
Key specifications for AS4133V121012: Nominal Width Across Flats: 0.890 INCHES CENTER BULKHEAD IN; Connection Style: FLARELESS (TUBE) ALL ENDS; Nominal Length: 1.586 INCHES ALL ENDS IN; Connection Type: THREADED EXTERNAL TUBE ALL ENDS. 22 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.