The Valve,ball, cataloged under National Stock Number 4820-01-646-8040, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Aalberts Integrated Piping Systems Americas, Inc.. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-646-8040 |
| Primary Part Number | 89-104-27A |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Aalberts Integrated Piping Systems Americas, Inc. |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 LEVER |
| Connection Style | FLARE(TUBE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | A108 CARBON STEEL ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | A108-CS CHROME PLATED ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | A216-WCB CARBON STEEL ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Valve Size | 0.75 INCHES IN |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.75 INCHES ALL ENDS IN |
| Face to Face Distance | 2.96 INCHES IN |
| Thread Quantity Per Inch | 14 ALL ENDS |
| Material | STEEL BODY |
| Material | STEEL FLOW CONTROL DEVICE |
| Material | STEEL STEM |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Thread Series Designator | NPT ALL ENDS |
| 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 |
|---|---|
| 0608C10-0986 | The Entwistle Company Llc (USA) |
| 89-104-27A PRIMARY | Aalberts Integrated Piping Systems Americas, Inc. (USA) |
| 49355K84 | Mcmaster-Carr Supply Company (USA) |
NSN 4820-01-646-8040 is a Valve,ball, manufactured by Aalberts Integrated Piping Systems Americas, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-646-8040 has 3 manufacturer part numbers on file: 0608C10-0986 (The Entwistle Company Llc), 89-104-27A (Aalberts Integrated Piping Systems Americas, Inc.), 49355K84 (Mcmaster-Carr Supply Company).
Key specifications for 89-104-27A: Furnished Items and Quantity: 1 LEVER; Connection Style: FLARE(TUBE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: STRAIGHT THRU. 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.