The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-461-5924, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is A W Chesterton Co Div Sealing Device Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4320-01-461-5924 |
| Primary Part Number | 630586 |
| Item Name | Seal Assembly,shaft,spring Loade |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | A W Chesterton Co Div Sealing Device Division |
| Status | ACTIVE |
| 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 |
|---|---|
| 697830 ITEM NO. 80 | A W Chesterton Co Div Sealing Device Division (USA) |
| 630586 PRIMARY | A W Chesterton Co Div Sealing Device Division (USA) |
| Reference | Meaning |
|---|---|
| 1630608 REV B PT 80 | C/1 Advisory reference — outside the item-of-supply concept A W Chesterton Co Div Sealing Device Division |
NSN 4320-01-461-5924 is a Seal Assembly,shaft,spring Loade, manufactured by A W Chesterton Co Div Sealing Device Division, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-461-5924 has 2 manufacturer part numbers on file: 697830 ITEM NO. 80 (A W Chesterton Co Div Sealing Device Division), 630586 (A W Chesterton Co Div Sealing Device Division).
Key specifications for 630586: Special Features: SIZES: 1" TO 4" (25MM TO 102MM); VITON O-RINGS INSTALLED IN SEAL; SPARE SET OF ETHYLENE PROPYLENE O-RINGS SUPPLIED WITH SEAL; 3 CENTERING CLIPS PRESET AT FACTORY; 6 SEAL ATTACHMENT SET SCREWS MM; End Item Identification: 1 X 1.5 X 6 PUMP WITH 4.25" IMPELLER P/N 697830. 0 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.