The Valve,safety Relief, cataloged under National Stock Number 4820-01-100-3408, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Nupro Co. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-100-3408 |
| Primary Part Number | B-8CPA2-XXX |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Nupro Co |
| Status | ACTIVE |
| Adjustable Pressure Range | +150.0 TO 350.0 POUNDS PER SQUARE INCH+150.0 TO 350.0 POUNDS PER SQUARE INCH LBS |
| Valve Discharge Flow Rate | 12.0 GALLONS PER MINUTE12.0 GALLONS PER MINUTE |
| Style Designator | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. |
| Connection Style | PLAIN (PIPE) FIRST ENDPLAIN (PIPE) FIRST END |
| Connection Type | THREADED EXTERNAL PIPE FIRST ENDTHREADED EXTERNAL PIPE FIRST END |
| Nominal Thread Size | 0.500 INCHES FIRST END0.500 INCHES FIRST END IN |
| Disk Loading Method | SPRINGSPRING |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. |
| Thread Direction | RIGHT-HAND FIRST ENDRIGHT-HAND FIRST END |
| Material | COPPER ALLOY OVERALL |
| Flow Control Device | POPPETPOPPET |
| Thread Series Designator | NPT FIRST ENDNPT FIRST END |
| Criticality Code Justification | ZZZYZZZY |
| Valve Operation Method | AUTOMATICAUTOMATIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B-8CPA2-XXX | Nupro Co (USA) |
| 9169Y480 | Honeywell Aerospace Yeovil Div Aerospace -Yeovil (GBR) |
| B-8CPA2-XXX | Swagelok Co (USA) |
| D7059 | Ministry of Defence, De&s Underwater and Electronic Warfare Pt (uew Ipt) (GBR) |
| B-8CPA2-150 | Nupro Co (USA) |
| B-8CPAZ-XXX | Nupro Co (USA) |
| B-8CPAZ-XXX | Swagelok Co (USA) |
| B-8CPA2-150 | Swagelok Co (USA) |
NSN 4820-01-100-3408 is a Valve,safety Relief, manufactured by Nupro Co, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-100-3408 has 8 cross-referenced part numbers: B-8CPA2-XXX (Nupro Co), 9169Y480 (Honeywell Aerospace Yeovil Div Aerospace -Yeovil), B-8CPA2-XXX (Swagelok Co), D7059 (Ministry of Defence, De&s Underwater and Electronic Warfare Pt (uew Ipt)), B-8CPA2-150 (Nupro Co) and 3 more.
There is 1 known substitute for 4820-01-100-3408: 5360-01-209-6071. Verify interchangeability with system specifications before substitution.
Key specifications for B-8CPA2-XXX: Adjustable Pressure Range: +150.0 TO 350.0 POUNDS PER SQUARE INCH+150.0 TO 350.0 POUNDS PER SQUARE INCH LBS; Valve Discharge Flow Rate: 12.0 GALLONS PER MINUTE12.0 GALLONS PER MINUTE; Style Designator: STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.; Connection Style: PLAIN (PIPE) FIRST ENDPLAIN (PIPE) FIRST END. 14 total characteristics are documented in the Federal Logistics Information System.