The Cap Assembly,tube, cataloged under National Stock Number 4730-01-003-3498, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-003-3498 |
| Primary Part Number | ST2103-04 |
| Item Name | Cap Assembly,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF CAP PART NO. MS9313-04 AND NUT PART NO. ST2005-04,FOR 0.250 IN. OD TUBE IN |
| 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 |
|---|---|
| ST2103-04 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ST2103-04 | B. & E. Manufacturing Co., Inc. Dba B & E Manufacturing Co Inc (USA) |
| Reference | Meaning |
|---|---|
| ST2103-04 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
NSN 4730-01-003-3498 is a Cap Assembly,tube, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-003-3498 has 2 manufacturer part numbers on file: ST2103-04 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), ST2103-04 (B. & E. Manufacturing Co., Inc. Dba B & E Manufacturing Co Inc).
Key specifications for ST2103-04: General Characteristics Item Description: CONSISTS OF CAP PART NO. MS9313-04 AND NUT PART NO. ST2005-04,FOR 0.250 IN. OD TUBE IN; End Item Identification: ENGINE MODEL F100-PW-100. 1 specification is 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.