The Parts Kit,steam Trap, cataloged under National Stock Number 4730-01-502-2529, 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 9 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-502-2529 |
| Primary Part Number | 6124121 |
| Item Name | Parts Kit,steam Trap |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Nicholson Steam Trap Inc |
| Status | ACTIVE |
| Component Quantity | 3 |
| Document Type | CATALOG SHEET |
| Component Document Page Number | D2 AND D3 |
| Package Model Number | DFR 3/4" 150LB LBS |
| Document Identification | TYPE DFA ORIFICE STEAM TRAPS |
| Component Document Origin | INDUSTRIAL |
| Unit Package Quantity | 2 |
| Nonsupply Items and Quantities | INLET GASKET 1; OUTLET GASKET 1; INLET SCREEN 1 |
| Document Source | 43791 |
| 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 |
|---|---|
| 6124121 PRIMARY | Nicholson Steam Trap Inc (USA) |
NSN 4730-01-502-2529 is a Parts Kit,steam Trap, manufactured by Nicholson Steam Trap Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-502-2529 has 1 manufacturer part number on file: 6124121 (Nicholson Steam Trap Inc).
1 possible match (shared part number, not a government interchangeability claim): 8415-01-514-1086. Verify interchangeability with system specifications before substitution.
Key specifications for 6124121: Component Quantity: 3; Document Type: CATALOG SHEET; Component Document Page Number: D2 AND D3; Package Model Number: DFR 3/4" 150LB LBS. 9 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.