The Tee,boss, cataloged under National Stock Number 4730-01-699-3241, 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 12 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-699-3241 |
| Primary Part Number | 801-6640830-ASSY-15 |
| Item Name | Tee,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Connection Style | SWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | TEE |
| Material Document and Classification | ASTM B-564 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 850.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 1.000 INCHES SECOND END IN |
| Nominal Thread Size | 1.062 INCHES FIRST END IN |
| Thread Class | 2B ALL ENDS |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Material | NICKEL ALLOY BODY |
| Thread Series Designator | UN FIRST END |
| Thread Series Designator | NPS 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 |
|---|---|
| 801-6640830-ASSY-15 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6640830 | D/9 Drawing number reference only Naval Sea Systems Command |
| E649-2102-PN-F112 | 5/2 Secondary reference U.S. Government activity |
| 263375401-15AMA | 5/2 Secondary reference U.S. Government activity |
| 2633-754-01-ASSY-15 | 5/2 Secondary reference U.S. Government activity |
| 515-8617512-PN-F112 | 3/1 Design control — primary reference Naval Sea Systems Command |
NSN 4730-01-699-3241 is a Tee,boss, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-699-3241 has 1 manufacturer part number on file: 801-6640830-ASSY-15 (Naval Sea Systems Command).
Key specifications for 801-6640830-ASSY-15: Connection Style: SWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: TEE; Material Document and Classification: ASTM B-564 ASSN STD SINGLE MATERIAL RESPONSE BODY. 12 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.