The Tee,tube to Boss, cataloged under National Stock Number 4730-01-088-2103, 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 Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-088-2103 |
| Primary Part Number | 810AS628 |
| Item Name | Tee,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Connection Style | SOCKET (TUBE) THIRD END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Connection Style | GASKET SEAL (BOSS) SECOND END |
| Tubing Wall Nominal Thickness for Which Designed | 0.188 INCHES FIRST END IN |
| Connection Type | UNTHREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED INTERNAL BOSS SECOND END |
| Connection Type | UNTHREADED INTERNAL TUBE THIRD END |
| Material Document and Classification | QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE AND QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 1.375 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES THIRD END IN |
| Leg Length | 1.250 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.125 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.687 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 1.062 INCHES SECOND END IN |
| Thread Class | 3B SECOND END |
| Thread Quantity Per Inch | 12 SECOND END |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) 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 |
|---|---|
| 810AS628 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 4730-01-088-2103 is a Tee,tube to Boss, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-088-2103 has 1 manufacturer part number on file: 810AS628 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 810AS628: Connection Style: SOCKET (TUBE) THIRD END; Connection Style: PLAIN (TUBE) FIRST END; Connection Style: GASKET SEAL (BOSS) SECOND END; Tubing Wall Nominal Thickness for Which Designed: 0.188 INCHES FIRST END IN. 18 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.