The Sleeve,shaft,pump, cataloged under National Stock Number 4320-00-945-3885, 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 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-945-3885 |
| Primary Part Number | 659Q0084J028A |
| Item Name | Sleeve,shaft,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Left Internal Flange Width | 0.6938 INCHES NOMINAL IN |
| Surface Finish | 16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 125.0 MICROINCHES RIGHT END SURFACE OF BODY |
| Surface Finish | 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 125.0 MICROINCHES LEFT END SURFACE OF BODY |
| Left Internal Flange Hole Diameter | 0.7810 INCHES NOMINAL IN |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Corner Shape | CHAMFERED OUTSIDE LEFT CORNER |
| Body Outside Diameter | 1.5000 INCHES NOMINAL IN |
| Hardness Rating | 265.0 BRINELL STANDARD NOMINAL OVERALL |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES, INTERNAL FLANGE ONE END |
| Material Document and Classification | QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 1.0620 INCHES NOMINAL IN |
| Material | NICKEL ALLOY K-500 OVERALL |
| Keyway Dimension | 0.0980 INCHES NOMINAL INTERNAL KEYWAY DEPTH IN |
| Keyway Dimension | 4.8750 INCHES NOMINAL INTERNAL KEYWAY LENGTH 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 |
|---|---|
| 659Q0084J028A PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| 659Q0084 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| Reference | Meaning |
|---|---|
| 659B0684 J028A | C/1 Advisory reference — outside the item-of-supply concept Circor Naval Solutions Llc Dba Warren Pumps |
| 659Q0084J0284 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
NSN 4320-00-945-3885 is a Sleeve,shaft,pump, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-945-3885 has 2 manufacturer part numbers on file: 659Q0084J028A (Circor Naval Solutions Llc Dba Warren Pumps), 659Q0084 (Circor Naval Solutions Llc Dba Warren Pumps).
Key specifications for 659Q0084J028A: Left Internal Flange Width: 0.6938 INCHES NOMINAL IN; Surface Finish: 16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY; Surface Finish: 125.0 MICROINCHES RIGHT END SURFACE OF BODY; Surface Finish: 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY. 18 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.