The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-208-4838, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tate Andale, Llc. Government technical data includes 27 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-208-4838 |
| Primary Part Number | N5501SH4-8-150FAC |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tate Andale, Llc |
| Status | ACTIVE |
| First End Bolt Hole Quantity | 8 |
| Flow Control Device | DISK |
| Second End Relationship with First End | NOT IDENTICAL |
| Body Style | ANGLE |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Flange Thickness | 0.500 INCHES NOMINAL IN |
| First End Flange Outside Diameter | 6.625 INCHES NOMINAL IN |
| First End Style Designator | PLAIN |
| Second End Bolt Hole Quantity | 6 |
| First Connection Face to Centerline Distance | 4.500 INCHES NOMINAL IN |
| First End Bolt Hole Diameter | 0.562 INCHES NOMINAL IN |
| First End Bolt Circle Diameter | 5.500 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| Second End Flange Thickness | 0.438 INCHES NOMINAL IN |
| Valve Loading Method | SPRING |
| Second End Bolt Circle Diameter | 4.438 INCHES NOMINAL IN |
| Second Connection Face to Centerline Distance | 4.500 INCHES NOMINAL IN |
| Second End Style Designator | PLAIN |
| Second End Flange Shape Style | ROUND W/ BOLT HOLES |
| First End Connection Type | PLAIN FACE FLANGE |
| Second End Flange Outside Diameter | 5.562 INCHES NOMINAL IN |
| First End Flange Shape Style | ROUND W/ BOLT HOLES |
| Material | STEEL FLOW CONTROL DEVICE |
| Material | ALUMINUM AND BRONZE SEAT |
| Second End Connection Type | PLAIN FACE FLANGE |
| Filter | NOT INCLUDED |
| Second End Bolt Hole Diameter | 0.562 INCHES NOMINAL 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 |
|---|---|
| N5501SH4-8-150FAC PRIMARY | Tate Andale, Llc (USA) |
| Reference | Meaning |
|---|---|
| N5501 | D/9 Drawing number reference only Tate Andale, Llc |
NSN 4820-01-208-4838 is a Valve,regulating,fluid Pressure, manufactured by Tate Andale, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-208-4838 has 1 manufacturer part number on file: N5501SH4-8-150FAC (Tate Andale, Llc).
Key specifications for N5501SH4-8-150FAC: First End Bolt Hole Quantity: 8; Flow Control Device: DISK; Second End Relationship with First End: NOT IDENTICAL; Body Style: ANGLE. 27 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.