The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-519-3169, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Berendsen, Inc.. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-519-3169 |
| Primary Part Number | 9689 CT NO. CT3 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Berendsen, Inc. |
| Status | ACTIVE |
| First End Thread Series Designator | UNS |
| First End Thread Direction | RIGHT-HAND |
| First End Thread Class | 2A A |
| First End Connection Type | THREADED EXTERNAL BOSS |
| Material | STEEL FLOW CONTROL DEVICE |
| Material | ALUMINUM BODY |
| First End Nominal Thread Size | 1.000 INCHES IN |
| 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 |
|---|---|
| 9689 CT NO. CT3 PRIMARY | Berendsen, Inc. (USA) |
| 1AR100-R-S-AT | Integrated Hydraulics Ltd (GBR) |
NSN 4820-01-519-3169 is a Valve,relief,pressure and Temper, manufactured by Berendsen, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-519-3169 has 2 manufacturer part numbers on file: 9689 CT NO. CT3 (Berendsen, Inc.), 1AR100-R-S-AT (Integrated Hydraulics Ltd).
Key specifications for 9689 CT NO. CT3: First End Thread Series Designator: UNS; First End Thread Direction: RIGHT-HAND; First End Thread Class: 2A A; First End Connection Type: THREADED EXTERNAL BOSS. 7 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.