The Tee,flange, cataloged under National Stock Number 4730-01-253-0501, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-253-0501 |
| Primary Part Number | 2S7922 |
| Item Name | Tee,flange |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Flange Shape | RECTANGULAR WITH HOLES ALL ENDS |
| Flange Face Design | PLAIN FIRST END |
| Flange Face Design | PLAIN THIRD END |
| Flange Face Design | PLAIN WITH GASKET GROOVE SECOND END |
| Connection Type | FLANGE ALL ENDS |
| Bolt Hole Quantity | 4 THIRD END |
| Bolt Hole Quantity | 2 SECOND END |
| Bolt Hole Quantity | 4 FIRST END |
| Media for Which Designed | OIL SINGLE RESPONSE |
| Material | IRON CAST OVERALL |
| 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 |
|---|---|
| 2S7922 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 7S7906 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
NSN 4730-01-253-0501 is a Tee,flange, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-253-0501 has 1 manufacturer part number on file: 2S7922 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 2S7922: Flange Shape: RECTANGULAR WITH HOLES ALL ENDS; Flange Face Design: PLAIN FIRST END; Flange Face Design: PLAIN THIRD END; Flange Face Design: PLAIN WITH GASKET GROOVE SECOND END. 10 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.