The Valve,gate, cataloged under National Stock Number 4820-01-282-8445, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Newdell Company, the. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-282-8445 |
| Primary Part Number | 0870-0000W-150 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Newdell Company, the |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Nominal Pipe Size Accommodated | 1.500 INCHES IN |
| Maximum Operating Temp and Media for Which Designed | 850.0 FAHRENHEIT WATER-OIL-GAS DEGF |
| Operating Pressure and Type | 800.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Stem Type | RISING |
| Connection Type | SOCKET, WELD, PIPE |
| Material Document and Classification | AISI 416 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | AISI 410 - 400 BHN ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | AISI 420 - 500 BHN ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | ASTM A105 GRADE IT ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Valve Size | 1.500 INCHES IN |
| Features Provided | BONNET PACKING |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Bonnet Attachment Method | WELDED |
| Pressure Class | ERR-060 |
| Material | STEEL COMP 416 STEM |
| Material | STEEL UNS K03504 BODY |
| Material | STEEL COMP 410 SEAT |
| Material | STEEL COMP 420 DISK |
| 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 |
|---|---|
| D646139C8 PIECE 5 | Pemco-Naval Engineering Works Inc (USA) |
| 0870-0000W-150 PRIMARY | Newdell Company, the (USA) |
| Reference | Meaning |
|---|---|
| D646139C8 | D/9 Drawing number reference only Pemco-Naval Engineering Works Inc |
NSN 4820-01-282-8445 is a Valve,gate, manufactured by Newdell Company, the, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-282-8445 has 2 manufacturer part numbers on file: D646139C8 PIECE 5 (Pemco-Naval Engineering Works Inc), 0870-0000W-150 (Newdell Company, the).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-282-8452, 4610-01-283-0348. Verify interchangeability with system specifications before substitution.
Key specifications for 0870-0000W-150: Inlet Relationship with Outlet: IDENTICAL; Nominal Pipe Size Accommodated: 1.500 INCHES IN; Maximum Operating Temp and Media for Which Designed: 850.0 FAHRENHEIT WATER-OIL-GAS DEGF; Operating Pressure and Type: 800.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS. 20 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.