The Disk,rupturable, cataloged under National Stock Number 4820-01-323-5162, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bs&b Safety Systems Llc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-323-5162 |
| Primary Part Number | CRES316SS 72DEG F 2IN TEF-GASKET |
| Item Name | Disk,rupturable |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bs&b Safety Systems Llc |
| Status | ACTIVE |
| Disk Material | STEEL CORROSION RESISTING |
| Burst Pressure | 6.0 PRESSURE POUNDS PER SQUARE INCH GAGE |
| Disk Size | 2.000 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 |
|---|---|
| DISK-TYPEAV BRST RANGE 6FTO 8.5 | Bs&b Safety Systems Llc (USA) |
| CRES316SS 72DEG F 2IN TEF-GASKET PRIMARY | Bs&b Safety Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| DISK-TYPEAV BRS | C/1 Advisory reference — outside the item-of-supply concept Bs&b Safety Systems Llc |
NSN 4820-01-323-5162 is a Disk,rupturable, manufactured by Bs&b Safety Systems Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-323-5162 has 2 manufacturer part numbers on file: DISK-TYPEAV BRST RANGE 6FTO 8.5 (Bs&b Safety Systems Llc), CRES316SS 72DEG F 2IN TEF-GASKET (Bs&b Safety Systems Llc).
Key specifications for CRES316SS 72DEG F 2IN TEF-GASKET: Disk Material: STEEL CORROSION RESISTING; Burst Pressure: 6.0 PRESSURE POUNDS PER SQUARE INCH GAGE; Special Features: POLYTETRAFLUOROETHYLENEGASKET; Disk Size: 2.000 INCHES IN. 3 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.