The Deflector,dirt and Liquid, cataloged under National Stock Number 4320-01-209-4565, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Rps-Fl, Inc. Dba Rps Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4320-01-209-4565 |
| Primary Part Number | L-2222 |
| Item Name | Deflector,dirt and Liquid |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Rps-Fl, Inc. Dba Rps Inc |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Step Length | 0.562 INCHES NOMINAL IN |
| Style Designator | ROUND, STEPPED |
| Material Document and Classification | QQ-C-390, ALLOY D5 FED SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 4.750 INCHES NOMINAL IN |
| Material Thickness | 0.875 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Inside Diameter | 2.626 INCHES MINIMUM AND 2.627 INCHES MAXIMUM IN |
| Bolt Circle Diameter | 3.875 INCHES NOMINAL IN |
| Step Diameter | 3.375 INCHES NOMINAL IN |
| Thread Class | 3B |
| Material | COPPER ALLOY 903 |
| Thread Size and Series/type Designator | 0.375-16 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 |
|---|---|
| L-2222 | Rps-Fl, Inc. Dba Rps Inc (USA) |
| Reference | Meaning |
|---|---|
| CA9801 PIECE 18 | 5/2 Secondary reference U.S. Government activity |
| CA9801 | D/9 Drawing number reference only U.S. Government activity |
| CA9801-18 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4320-01-209-4565 is a Deflector,dirt and Liquid, manufactured by Rps-Fl, Inc. Dba Rps Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-209-4565 has 1 manufacturer part number on file: L-2222 (Rps-Fl, Inc. Dba Rps Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5365-01-209-9648, 4320-01-280-9032. Verify interchangeability with system specifications before substitution.
Key specifications for L-2222: Mounting Hole Quantity: 4; Step Length: 0.562 INCHES NOMINAL IN; Style Designator: ROUND, STEPPED; Material Document and Classification: QQ-C-390, ALLOY D5 FED SPEC SINGLE MATERIAL RESPONSE. 14 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.