The Parts Kit,rotary Pump, cataloged under National Stock Number 4320-01-537-5050, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Mid-Atlantic Engineered Systems Inc Div Dba: Seals 2000. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-537-5050 |
| Primary Part Number | 57915189147 |
| Item Name | Parts Kit,rotary Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Mid-Atlantic Engineered Systems Inc Div Dba: Seals 2000 |
| Status | ACTIVE |
| Component Quantity | 14 |
| Nonsupply Items and Quantities | GLAND O-RING (P/N MVVR3125333) 1, SLEEVE O-RING (P/N MVVR1750333) 1, 416 SS SET SCREWS (P/N MQAX8840403) 4, ALUMINUM CENTERING TAB (P/N MLA35770233) 4, 304 SS FLAT HEAD SOCKET CAP SCREW (P/N MCA35467803) 4 |
| 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 |
|---|---|
| 57915189147 PRIMARY | Mid-Atlantic Engineered Systems Inc Div Dba: Seals 2000 (USA) |
| Reference | Meaning |
|---|---|
| 57915189147 | 5/9 Secondary reference U.S. Government activity |
NSN 4320-01-537-5050 is a Parts Kit,rotary Pump, manufactured by Mid-Atlantic Engineered Systems Inc Div Dba: Seals 2000, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-537-5050 has 1 manufacturer part number on file: 57915189147 (Mid-Atlantic Engineered Systems Inc Div Dba: Seals 2000).
Key specifications for 57915189147: Component Quantity: 14; Nonsupply Items and Quantities: GLAND O-RING (P/N MVVR3125333) 1, SLEEVE O-RING (P/N MVVR1750333) 1, 416 SS SET SCREWS (P/N MQAX8840403) 4, ALUMINUM CENTERING TAB (P/N MLA35770233) 4, 304 SS FLAT HEAD SOCKET CAP SCREW (P/N MCA35467803) 4; Part Name Assigned by Controlling Agency: GX200 2D-808448 LOSP SERVICE PARTS KIT; End Item Identification: MACHALT 579. 2 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.