The Gear Operator,valve, cataloged under National Stock Number 4820-01-155-0316, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Corporation Div Flowserve Us Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-155-0316 |
| Primary Part Number | 4256-ITEM-411 |
| Item Name | Gear Operator,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Flowserve Corporation Div Flowserve Us Inc |
| Status | ACTIVE |
| Valve Type for Which Designed | GATE |
| Valve Size for Which Designed | 10.000 INCHES IN |
| Material | STEEL |
| Gear Ratio | 6 TO 1 |
| Gear Type | BEVEL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4256-3 | Flowserve Corporation Div Flowserve Us Inc (USA) |
| 4256-3 ITEM 040 | Flowserve Corporation Div Flowserve Us Inc (USA) |
| 4256-ITEM-411 PRIMARY | Flowserve Corporation Div Flowserve Us Inc (USA) |
NSN 4820-01-155-0316 is a Gear Operator,valve, manufactured by Flowserve Corporation Div Flowserve Us Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-155-0316 has 3 cross-referenced part numbers: 4256-3 (Flowserve Corporation Div Flowserve Us Inc), 4256-3 ITEM 040 (Flowserve Corporation Div Flowserve Us Inc), 4256-ITEM-411 (Flowserve Corporation Div Flowserve Us Inc).
There are 7 known substitutes for 4820-01-155-0316: 2530-00-382-8983, 3110-00-472-2691, 5365-01-116-3765 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4256-ITEM-411: Special Features: BUTT WELD ENDS; Valve Type for Which Designed: GATE; Valve Size for Which Designed: 10.000 INCHES IN; Material: STEEL. 6 total characteristics are documented in the Federal Logistics Information System.