The Valve,stop-Check, cataloged under National Stock Number 4820-01-470-8153, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Velan Valve Corp.. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-470-8153 |
| Primary Part Number | B10-1084B-02TS,P332964G1 IT 16 |
| Item Name | Valve,stop-Check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Furnished Items and Quantity | 1 HANDLE |
| Nominal Pipe Size Accommodated | 3.000 INCHES ALL ENDS IN |
| Connection Style | BEVELED (PIPE) ALL ENDS |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Connection Type | BUTT WELD PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | ASTM A105 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM A479, CLASS 2 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Maximum Operating Temp | 775.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Bonnet Attachment Method | BOLTED |
| Media for Which Designed | LIQUID SINGLE RESPONSE |
| Material | STEEL UNS K03504 BODY |
| Material | STEEL COMP 410 STEM |
| Material | GRAPHITE PACKING |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| B10-1084B-02TS,P332964G1 IT 16 PRIMARY | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| P3-32964-G01 ITEM 16 | D/9 Drawing number reference only Velan Valve Corp. |
| 7340-074 | D/9 Drawing number reference only Velan Valve Corp. |
NSN 4820-01-470-8153 is a Valve,stop-Check, manufactured by Velan Valve Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-470-8153 has 1 manufacturer part number on file: B10-1084B-02TS,P332964G1 IT 16 (Velan Valve Corp.).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-470-8204, 5330-01-652-3027. Verify interchangeability with system specifications before substitution.
Key specifications for B10-1084B-02TS,P332964G1 IT 16: Flow Control Device: DISK; Furnished Items and Quantity: 1 HANDLE; Nominal Pipe Size Accommodated: 3.000 INCHES ALL ENDS IN; Connection Style: BEVELED (PIPE) ALL ENDS. 18 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.
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.