The Gear Operator,valve, cataloged under National Stock Number 4820-01-500-4510, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-500-4510 |
| Primary Part Number | 420-6MOD2 |
| Item Name | Gear Operator,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp |
| Status | ACTIVE |
| Gear Type | WORM |
| Material Document and Classification | ASTM-A-218 ASSN STD SINGLE MATERIAL RESPONSE |
| Features Provided | HANDWHEEL |
| Material | ALUMINUM ALLOY |
| Gear Ratio | 30 TO 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 420-6MOD2 | Ja Moody Llc (USA) |
| 420-6MOD2 PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
| 396-819-080-420-032MOD2 | Ja Moody Llc (USA) |
| D420-6-8-396MOD2 PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
| D420-6-8-396MOD2 | Ja Moody Llc (USA) |
| 396-819-080-420-032MOD2 PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
| Reference | Meaning |
|---|---|
| 420-6 | D/9 Drawing number reference only Emerson Automation Solutions Final Control Us Lp |
| D420-6-8-396 | D/9 Drawing number reference only Emerson Automation Solutions Final Control Us Lp |
| 11-NS-0650 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-500-4510 is a Gear Operator,valve, manufactured by Emerson Automation Solutions Final Control Us Lp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-500-4510 has 6 manufacturer part numbers on file: 420-6MOD2 (Ja Moody Llc), 420-6MOD2 (Emerson Automation Solutions Final Control Us Lp), 396-819-080-420-032MOD2 (Ja Moody Llc), D420-6-8-396MOD2 (Emerson Automation Solutions Final Control Us Lp), D420-6-8-396MOD2 (Ja Moody Llc) and 1 more.
Key specifications for 420-6MOD2: Gear Type: WORM; Material Document and Classification: ASTM-A-218 ASSN STD SINGLE MATERIAL RESPONSE; Features Provided: HANDWHEEL; End Item Identification: LOS ANGELES CLASS SSN. 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.
NSN 4820-01-500-4510 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.