The Deflector,dirt and Liquid, cataloged under National Stock Number 4320-01-199-4642, 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 9 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-199-4642 |
| Primary Part Number | Z58 |
| 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 | 1 |
| Style Designator | ROUND |
| Outside Diameter | 2.312 INCHES NOMINAL IN |
| Material Thickness | 0.312 INCHES NOMINAL IN |
| Body Length | 0.750 INCHES NOMINAL IN |
| Inside Diameter | 1.250 INCHES NOMINAL IN |
| Material | COPPER |
| 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 |
|---|---|
| Z58 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| R-793 PIECE 22 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| R-795 PIECE 22 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| R-965 PIECE 22 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| Reference | Meaning |
|---|---|
| R-795 | D/9 Drawing number reference only Circor Naval Solutions Llc Dba Warren Pumps |
| R-965 | D/9 Drawing number reference only Circor Naval Solutions Llc Dba Warren Pumps |
| R-793 | D/9 Drawing number reference only Circor Naval Solutions Llc Dba Warren Pumps |
NSN 4320-01-199-4642 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 4320-01-199-4642 has 4 manufacturer part numbers on file: Z58 (Circor Naval Solutions Llc Dba Warren Pumps), R-793 PIECE 22 (Circor Naval Solutions Llc Dba Warren Pumps), R-795 PIECE 22 (Circor Naval Solutions Llc Dba Warren Pumps), R-965 PIECE 22 (Circor Naval Solutions Llc Dba Warren Pumps).
3 possible matches (shared part number, not a government interchangeability claim): 4320-01-206-4463, 4240-01-250-6415, 4240-01-385-5128. Verify interchangeability with system specifications before substitution.
Key specifications for Z58: Mounting Hole Quantity: 1; Style Designator: ROUND; Outside Diameter: 2.312 INCHES NOMINAL IN; Material Thickness: 0.312 INCHES NOMINAL IN. 9 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.