The Tee,tube to Boss, cataloged under National Stock Number 4730-01-199-6551, 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 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-199-6551 |
| Primary Part Number | 2-02295W121010 |
| Item Name | Tee,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | QQ-A-367,T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 1.940 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.267 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.267 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Nominal Thread Size | 1.312 INCHES SECOND END IN |
| Seat Angle | 12.0 DEGREES FIRST END |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3A SECOND END A |
| Thread Quantity Per Inch | 12A SECOND END A |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Thread Series Designator | UN SECOND END |
| 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 |
|---|---|
| 2-02295W121010 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| DLE231W1210 | 5/9 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| 2-02295 | D/9 Drawing number reference only Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
NSN 4730-01-199-6551 is a Tee,tube to Boss, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-199-6551 has 1 manufacturer part number on file: 2-02295W121010 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).
4 possible matches (shared part number, not a government interchangeability claim): 4730-01-216-1070, 4820-01-270-4866, 4730-01-332-5447. Verify interchangeability with system specifications before substitution.
Key specifications for 2-02295W121010: Surface Treatment Document and Classification: MIL-A-8625,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: QQ-A-367,T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Operating Pressure: 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Leg Length: 1.940 INCHES NOMINAL SECOND END IN. 15 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.