The Sleeve,shaft,pump, cataloged under National Stock Number 4320-01-199-5692, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is M.t. Davidson Company. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-199-5692 |
| Primary Part Number | AONI-2593X2 |
| Item Name | Sleeve,shaft,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | M.t. Davidson Company |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 1.1250 INCHES NOMINAL IN |
| Hardness Rating | 265.0 BRINELL STANDARD MINIMUM OVERALL |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.8760 INCHES MINIMUM AND 0.8770 INCHES MAXIMUM IN |
| Lubricant Accommodation Style | GROOVED CIRCULAR |
| Material | NICKEL ALLOY K-500 OVERALL |
| Surface Groove Location and Quantity | 1 EXTERNAL |
| Keyway Dimension | 0.1250 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN |
| Keyway Dimension | 0.0938 INCHES NOMINAL INTERNAL KEYWAY DEPTH 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 |
|---|---|
| AONI-2593X2 PRIMARY | M.t. Davidson Company (USA) |
| CS1995692 | Brandy Lane Enterprises Inc (USA) |
| Reference | Meaning |
|---|---|
| CS1995692 | 5/9 Secondary reference Calabrese & Sons, Inc. |
NSN 4320-01-199-5692 is a Sleeve,shaft,pump, manufactured by M.t. Davidson Company, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-199-5692 has 2 manufacturer part numbers on file: AONI-2593X2 (M.t. Davidson Company), CS1995692 (Brandy Lane Enterprises Inc).
Key specifications for AONI-2593X2: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 1.1250 INCHES NOMINAL IN; Hardness Rating: 265.0 BRINELL STANDARD MINIMUM OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 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.
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.