The Sleeve,shaft,pump, cataloged under National Stock Number 4320-00-910-4553, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-910-4553 |
| Item Name | Sleeve,shaft,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Corner Shape | CHAMFERED ALL CORNERS |
| Body Outside Diameter | 1.8750 INCHES NOMINAL IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 1.3750 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Keyway Dimension | 0.7500 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN |
| Keyway Dimension | 0.0930 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 |
| Reference | Meaning |
|---|---|
| Y137D167BX2 | 5/9 Secondary reference Ingersoll Rand Co |
| 137D167BX2 | 3/9 Design control — primary reference U.S. Government activity |
| 137D167BX2 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Y137D167BX2 | 5/9 Secondary reference U.S. Government activity |
| 10224B18B1 | 5/9 Secondary reference U.S. Government activity |
| Y137D167BX2AQQS764B | 5/9 Secondary reference U.S. Government activity |
| 10224B18B1 | 5/9 Secondary reference Ingersoll Rand Co |
| Y137D167BX2AQQS764B | 5/9 Secondary reference Ingersoll Rand Co |
NSN 4320-00-910-4553 is a Sleeve,shaft,pump, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-00-910-4553: Corner Shape: CHAMFERED ALL CORNERS; Body Outside Diameter: 1.8750 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 2.5000 INCHES NOMINAL IN. 7 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.