The Valve,stop Check, cataloged under National Stock Number 4820-00-993-0927, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-993-0927 |
| Primary Part Number | 820-2178500GP16 |
| Item Name | Valve,stop Check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | 1 IN. CAPPED CRES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 820-2178500GP16 | Naval Ship Systems Command (USA) |
| 820-2178500-16 | Naval Ship Systems Command (USA) |
| 5-2925 | Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse (USA) |
NSN 4820-00-993-0927 is a Valve,stop Check, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-993-0927 has 3 cross-referenced part numbers: 820-2178500GP16 (Naval Ship Systems Command), 820-2178500-16 (Naval Ship Systems Command), 5-2925 (Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse).
There are 12 known substitutes for 4820-00-993-0927: 5210-00-223-9648, 4730-00-311-4831, 5940-00-621-2290 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 820-2178500GP16: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: 1 IN. CAPPED CRES IN. 2 total characteristics are documented in the Federal Logistics Information System.