The Disk,valve, cataloged under National Stock Number 4820-01-137-8386, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dover Resources, Inc. Div Norriseal. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-137-8386 |
| Primary Part Number | 1037225 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Dover Resources, Inc. Div Norriseal |
| Status | ACTIVE |
| Material | NICKEL ALLOY |
| Style Designator | BUTTERFLY |
| Outside Diameter | 2.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1037225 PRIMARY | Dover Resources, Inc. Div Norriseal (USA) |
| 911-508 PART 310D166 | Norriseal Norris Values Div Dba Dover Co (USA) |
| 2873-2 | Norriseal Norris Values Div Dba Dover Co (USA) |
| 51310D166 | Norriseal Norris Values Div Dba Dover Co (USA) |
| 2874-2 | Dover Resources, Inc. Div Norriseal (USA) |
| 51310D166 | Dover Resources, Inc. Div Norriseal (USA) |
| 2873-2 | Dover Resources, Inc. Div Norriseal (USA) |
| 310D166 | Norriseal Norris Values Div Dba Dover Co (USA) |
| 911-508 REF 2 2IN | Dover Resources, Inc. Div Norriseal (USA) |
| 2874-2 | Norriseal Norris Values Div Dba Dover Co (USA) |
| 911-229 | Norriseal Norris Values Div Dba Dover Co (USA) |
| 911-229 ITEM 2 | Norriseal Norris Values Div Dba Dover Co (USA) |
| 911-508 REF 2 2IN | Norriseal Norris Values Div Dba Dover Co (USA) |
| 911-508 PART 310D166 | Dover Resources, Inc. Div Norriseal (USA) |
NSN 4820-01-137-8386 is a Disk,valve, manufactured by Dover Resources, Inc. Div Norriseal, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-137-8386 has 14 cross-referenced part numbers: 1037225 (Dover Resources, Inc. Div Norriseal), 911-508 PART 310D166 (Norriseal Norris Values Div Dba Dover Co), 2873-2 (Norriseal Norris Values Div Dba Dover Co), 51310D166 (Norriseal Norris Values Div Dba Dover Co), 2874-2 (Dover Resources, Inc. Div Norriseal) and 9 more.
There are 6 known substitutes for 4820-01-137-8386: 5360-00-379-3543, 6210-00-553-1076, 2805-00-987-2767 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1037225: Material: NICKEL ALLOY; Style Designator: BUTTERFLY; Outside Diameter: 2.000 INCHES NOMINAL IN. 3 total characteristics are documented in the Federal Logistics Information System.