The Valve,stop-Check, cataloged under National Stock Number 4820-01-440-5027, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Velan Valve Corp.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-440-5027 |
| Primary Part Number | P2-39912-G01 PN B09-7084P-02TS |
| Item Name | Valve,stop-Check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Valve Operation Method | MANUAL |
| Supplementary Features | FLOW CONTROL DEVICE: NEEDLE |
| Bonnet Type | INSIDE SCREW |
| Bonnet Attachment Method | PRESSURE SEAL, RING TYPE |
| Connection Style | BEVELED (PIPE) ALL ENDS |
| Material | STEEL OVERALL |
| Material Document and Classification | ASTM A105 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Position | VERTICAL |
| Nominal Pipe Size Accommodated | 2.500 INCHES ALL ENDS IN |
| Connection Type | BUTT WELD PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 7840-016 ASSY B09-7084P-02TS | Velan Valve Corp. (USA) |
| P2-39912-G01 PN B09-7084P-02TS PRIMARY | Velan Valve Corp. (USA) |
| 7840-016 | Velan Valve Corp. (USA) |
| P2-39912-G01 ITEM 39 | Velan Valve Corp. (USA) |
| B09-7084P-02TS PRIMARY | Velan Valve Corp. (USA) |
NSN 4820-01-440-5027 is a Valve,stop-Check, manufactured by Velan Valve Corp., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-440-5027 has 5 cross-referenced part numbers: 7840-016 ASSY B09-7084P-02TS (Velan Valve Corp.), P2-39912-G01 PN B09-7084P-02TS (Velan Valve Corp.), 7840-016 (Velan Valve Corp.), P2-39912-G01 ITEM 39 (Velan Valve Corp.), B09-7084P-02TS (Velan Valve Corp.).
There are 8 known substitutes for 4820-01-440-5027: 4820-01-200-3116, 4820-01-268-8514, 4820-01-269-0036 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for P2-39912-G01 PN B09-7084P-02TS: Valve Operation Method: MANUAL; End Item Identification: WASP CLASS LHD; Supplementary Features: FLOW CONTROL DEVICE: NEEDLE; Bonnet Type: INSIDE SCREW. 12 total characteristics are documented in the Federal Logistics Information System.