The Valve,ball, cataloged under National Stock Number 4820-01-659-7931, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Conbraco Industries Inc. Government technical data includes 23 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-659-7931 |
| Primary Part Number | 76-603-01A |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Conbraco Industries Inc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 LEVER AND 1 LOCKING DEVICE |
| Third Connection Face to Centerline Distance | 1.18 INCHES IN |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Valve Model Number for Which Designed | 76-600 |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | CROSS |
| Material Document and Classification | 276-316 NATIONAL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | 276-316 NATIONAL SPEC SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | A351-CF8M NATIONAL SPEC SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 800.00 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 0.50 INCHES IN |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.50 INCHES ALL ENDS IN |
| Maximum Operating Temp | 450.00 FAHRENHEIT SINGLE RESPONSE DEGF |
| Second Connection Face to Centerline Distance | 1.12 INCHES IN |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| First Connection Face to Centerline Distance | 1.12 INCHES IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Material | STEEL STAINLESS - USE STB000 STEM |
| Material | STEEL STAINLESS - USE STB000 FLOW CONTROL DEVICE |
| Material | STEEL STAINLESS - USE STB000 BODY |
| 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 |
|---|---|
| 76-603-01A PRIMARY | Conbraco Industries Inc (USA) |
NSN 4820-01-659-7931 is a Valve,ball, manufactured by Conbraco Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-659-7931 has 1 manufacturer part number on file: 76-603-01A (Conbraco Industries Inc).
Key specifications for 76-603-01A: Furnished Items and Quantity: 1 LEVER AND 1 LOCKING DEVICE; Third Connection Face to Centerline Distance: 1.18 INCHES IN; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Valve Model Number for Which Designed: 76-600. 23 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.