The Gear Operator,valve, cataloged under National Stock Number 4820-01-628-4335, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-628-4335 |
| Primary Part Number | P023-693640-G01 ITEM NO. 042L1 |
| Item Name | Gear Operator,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Valve Size for Which Designed | 3.0 INCHES IN |
| Material | STEEL |
| Reference Number Differentiating Characteristics | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| P023-693640-G01 ITEM NO. 042L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| B10-7074K-02TS | 5/1 Secondary reference Velan Valve Corp. |
| P023-693640-G01 ITEM NO. 042 | 3/1 Design control — primary reference Velan Valve Corp. |
| B10-7074K-02TSL1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 4820-01-628-4335 is a Gear Operator,valve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-628-4335 has 1 manufacturer part number on file: P023-693640-G01 ITEM NO. 042L1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for P023-693640-G01 ITEM NO. 042L1: Valve Size for Which Designed: 3.0 INCHES IN; Special Features: ALL VALVES REFERENCED ON THIS CERTIFICATION DATA SHEET ARE SHIPPED WITHOUT THE PACKING RING, HANDWHEEL & HANDWHEEL NUT.; End Item Identification: PRESSURE SEAL GLOBE, THROTTLE & STOP CHECK VALVES; Material: STEEL. 3 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 4820-01-628-4335 has DEMIL Code Q. 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.