The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-471-1365, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-471-1365 |
| Primary Part Number | 243-6758311 MSAS ASSEMBLY AL1 |
| Item Name | Seal Assembly,shaft,spring Loade |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 243-6758311 MSAS ASSEMBLY AL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| DX0000419 ASSEMBLY AL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 24306758311-MSAS ASSEMBLY AL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 243-67583110MSAS ASSEMBLY A | 3/1 Design control — primary reference Naval Sea Systems Command |
| 243-6758311 MSAS ASSEMBLY A | 5/1 Secondary reference Naval Sea Systems Command |
| 243-6758311 MSAS ASSENBLY A | 5/1 Secondary reference Defense Maritime Solutions, Inc. |
| DX0000419 ASSEMBLY A | 5/1 Secondary reference Naval Sea Systems Command |
NSN 4320-01-471-1365 is a Seal Assembly,shaft,spring Loade, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-471-1365 has 3 manufacturer part numbers on file: 243-6758311 MSAS ASSEMBLY AL1 (Naval Inventory Control Point Mechanicsburg), DX0000419 ASSEMBLY AL1 (Naval Inventory Control Point Mechanicsburg), 24306758311-MSAS ASSEMBLY AL1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 243-6758311 MSAS ASSEMBLY AL1: Criticality Code Justification: ZZZY; End Item Identification: MAIN PROP SHAFT SEAL; Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS. 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.
NSN 4320-01-471-1365 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.