The Trap,steam, cataloged under National Stock Number 4730-01-502-2115, 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 Nicholson Steam Trap Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-502-2115 |
| Primary Part Number | 6105121 0.2187ID PERF |
| Item Name | Trap,steam |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Nicholson Steam Trap Inc |
| Status | ACTIVE |
| Design Type | CONTINUOUS FLOW |
| Maximum Steam Working Pressure | ERR-060 |
| Material | STEEL CORROSION RESISTING STRAINER |
| Material | STEEL CORROSION RESISTING ORIFICE |
| Furnished Items | STRAINER |
| 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 |
|---|---|
| 6105121 0.2187ID PERF PRIMARY | Nicholson Steam Trap Inc (USA) |
| Reference | Meaning |
|---|---|
| 6105121 0.2187I | C/1 Advisory reference — outside the item-of-supply concept Nicholson Steam Trap Inc |
NSN 4730-01-502-2115 is a Trap,steam, manufactured by Nicholson Steam Trap Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-502-2115 has 1 manufacturer part number on file: 6105121 0.2187ID PERF (Nicholson Steam Trap Inc).
Key specifications for 6105121 0.2187ID PERF: Design Type: CONTINUOUS FLOW; Maximum Steam Working Pressure: ERR-060; Special Features: CUSTOMER SUPPLIES ANSI B16.5 FLANGES; TRAP CONSISTS OF 1EA INLET GASKET-SPIRAL WOUND 347 S.S./GRAPHITE W/S.S. 60 MESH DOME STRAINER INSERT; 1EA ORIFICE PLATE 304 S.S. 1/4" THICK WITH 0.2187ID PERF; 1EA GASKET-SPIRAL WOUND 347 S.S./GRAPHITE; MEETS DIMENSIONAL REQUIREMENTS OF MS 18301 SPEC.; Part Name Assigned by Controlling Agency: 1 INCH DFA 150LB DRAIN ORIFICE STEAM TRAP LBS. 5 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.