The Deflector,dirt and Liquid, cataloged under National Stock Number 4320-00-824-0397, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-824-0397 |
| Primary Part Number | 661Z0023 |
| Item Name | Deflector,dirt and Liquid |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Angle Between Centerlines of Mounting Holes in Deg | 90.0 |
| Step Length | 0.438 INCHES NOMINAL IN |
| Style Designator | ROUND, STEPPED |
| Outside Diameter | 3.250 INCHES NOMINAL IN |
| Material Thickness | 0.562 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Inside Diameter | 1.625 INCHES NOMINAL IN |
| Step Diameter | 2.375 INCHES NOMINAL IN |
| Thread Class | 2B |
| Material | COPPER ALLOY |
| Thread Size and Series/type Designator | 0.312-18 UNIFIED NATIONAL COARSE (UNC) |
| Mounting Hole Type | THREADED |
| 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 |
|---|---|
| 661B0022 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| 661B0022C040A | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| 661Z0023 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 4320-00-824-0397 is a Deflector,dirt and Liquid, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-824-0397 has 3 manufacturer part numbers on file: 661B0022 (Circor Naval Solutions Llc Dba Warren Pumps), 661B0022C040A (Circor Naval Solutions Llc Dba Warren Pumps), 661Z0023 (Circor Naval Solutions Llc Dba Warren Pumps).
Key specifications for 661Z0023: Mounting Hole Quantity: 2; Angle Between Centerlines of Mounting Holes in Deg: 90.0; Step Length: 0.438 INCHES NOMINAL IN; Style Designator: ROUND, STEPPED. 13 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.