The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-547-5544, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-547-5544 |
| Primary Part Number | 98705350009 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Valve Size | 4.000 INCHES IN |
| Material | IRON BODY |
| 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 |
|---|---|
| 98705350009 PRIMARY | Fairbanks Morse, Llc (USA) |
| WE1646 GA 63/71DEG C | Walton Engineering Co Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 98705350009 | 3/9 Design control — primary reference U.S. Government activity |
| S9233-XX-MMA-010/LCS PG 7-97 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-547-5544 is a Valve,regulating,temperature, manufactured by Fairbanks Morse, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-547-5544 has 2 manufacturer part numbers on file: 98705350009 (Fairbanks Morse, Llc), WE1646 GA 63/71DEG C (Walton Engineering Co Ltd).
Key specifications for 98705350009: Valve Size: 4.000 INCHES IN; Special Features: USED ON MAIN PROPULSION ENGINE COLT-PIELSTICK 16PA6B-STC; Part Name Assigned by Controlling Agency: THERMOSTATIC VALVE; End Item Identification: NEW CONSTRUCTION LCS1. 2 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.