The Sleeve,shaft,pump, cataloged under National Stock Number 4320-00-339-2595, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Weil Pump Co Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4320-00-339-2595 |
| Primary Part Number | 2418 |
| Item Name | Sleeve,shaft,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Weil Pump Co Inc |
| Status | CANCELLED |
| Left Internal Flange Width | 0.5000 INCHES NOMINAL IN |
| Left Internal Flange Hole Diameter | 0.6875 INCHES NOMINAL IN |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 1.1250 INCHES NOMINAL IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES, INTERNAL FLANGE ONE END |
| Material Document and Classification | QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | CASEHARDENED |
| Body Inside Diameter | 0.8760 INCHES NOMINAL IN |
| Material | NICKEL ALLOY K-500 OVERALL |
| Keyway Dimension | 1.1250 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN |
| Keyway Dimension | 3.2500 INCHES NOMINAL INTERNAL KEYWAY DEPTH IN |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A5549PC43 | Weil Pump Co Inc (USA) |
| 2418 PRIMARY | Weil Pump Co Inc (USA) |
| L-2333 | Rps-Fl, Inc. Dba Rps Inc (USA) |
| Reference | Meaning |
|---|---|
| N2418 | 5/9 Secondary reference Weil Pump Co Inc |
| S4700H3110298PC6 | 5/9 Secondary reference U.S. Government activity |
| A611PC6 | 5/9 Secondary reference Weil Pump Co Inc |
| S4700H3110298PC6 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 4320-00-339-2595 is a Sleeve,shaft,pump, manufactured by Weil Pump Co Inc, classified under FSC 4320, Power and Hand Pumps. Status: cancelled.
NSN 4320-00-339-2595 has 3 manufacturer part numbers on file: A5549PC43 (Weil Pump Co Inc), 2418 (Weil Pump Co Inc), L-2333 (Rps-Fl, Inc. Dba Rps Inc).
7 possible matches (shared part number, not a government interchangeability claim): 5307-00-360-0580, 3030-00-529-0383, 4720-00-541-1490. Verify interchangeability with system specifications before substitution.
Key specifications for 2418: Left Internal Flange Width: 0.5000 INCHES NOMINAL IN; Left Internal Flange Hole Diameter: 0.6875 INCHES NOMINAL IN; Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 1.1250 INCHES NOMINAL IN. 11 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.
NSN 4320-00-339-2595 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.