The Valve,safety Relief, cataloged under National Stock Number 4820-01-217-5711, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Dxp Enterprises, Inc. Div Dxp Enterprises. Government technical data includes 18 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-217-5711 |
| Primary Part Number | ACD09F300AR/HS/A0960C&A0970D |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Dxp Enterprises, Inc. Div Dxp Enterprises |
| Status | ACTIVE |
| Flow Control Device | PISTON |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | RAISED STRAIGHT ALL ENDS |
| Bolt Circle Nominal Diameter | 5.875 INCHES ALL ENDS IN |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | ANGLE FLANGED ENDS |
| Bolt Hole Nominal Diameter | 0.875 INCHES ALL ENDS IN |
| Valve Size | 2.500 INCHES IN |
| Adjustable Pressure Range | +14.0 TO 115.0 POUNDS PER SQUARE INCH LBS |
| Second Connection Face to Centerline Distance | 5.750 INCHES IN |
| Nominal Outside Diameter | 7.500 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 8 ALL ENDS |
| First Connection Face to Centerline Distance | 5.750 INCHES IN |
| Material | STEEL OVERALL |
| Raised Face Nominal Diameter | 4.125 INCHES ALL ENDS IN |
| Valve Operation Method | AUTOMATIC |
| Raised Face Nominal Height | 0.062 INCHES ALL ENDS IN |
| Nominal Thickness | 1.000 INCHES ALL ENDS 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 |
|---|---|
| ACD09F300AR/HS/A0960C&A0970D | Dxp Enterprises, Inc. Div Dxp Enterprises (USA) |
| Reference | Meaning |
|---|---|
| ACD09F300A 2 1-2IN | 5/9 Secondary reference Ruthman Pump and Engineering Inc Dba Fulflo Specialties Co Div Fulflo Specialties Co. |
| 24200241 | 5/9 Secondary reference Ruthman Pump and Engineering Inc Dba Fulflo Specialties Co Div Fulflo Specialties Co. |
| ACD09F300AR | 3/9 Design control — primary reference Ruthman Pump and Engineering Inc Dba Fulflo Specialties Co Div Fulflo Specialties Co. |
| AV-1505 | D/9 Drawing number reference only Ruthman Pump and Engineering Inc Dba Fulflo Specialties Co Div Fulflo Specialties Co. |
| AV-1505 72-20500-077 | 5/9 Secondary reference Ruthman Pump and Engineering Inc Dba Fulflo Specialties Co Div Fulflo Specialties Co. |
| ACD09F300AR/HS/A0960D&A0970D | 5/9 Secondary reference Ruthman Pump and Engineering, Inc Dba Fulflo Specialties Company |
NSN 4820-01-217-5711 is a Valve,safety Relief, manufactured by Dxp Enterprises, Inc. Div Dxp Enterprises, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-217-5711 has 1 manufacturer part number on file: ACD09F300AR/HS/A0960C&A0970D (Dxp Enterprises, Inc. Div Dxp Enterprises).
Key specifications for ACD09F300AR/HS/A0960C&A0970D: Flow Control Device: PISTON; Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: RAISED STRAIGHT ALL ENDS; Bolt Circle Nominal Diameter: 5.875 INCHES ALL ENDS IN. 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.