The Valve,divers K, cataloged under National Stock Number 4220-01-228-1102, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Morse Diving, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-228-1102 |
| Primary Part Number | 0530-00-1 |
| Item Name | Valve,divers K |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Morse Diving, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | OPERATING PRESSURE 2250.0 PSI |
| 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 |
|---|---|
| 0530-00-1 PRIMARY | Morse Diving, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4666843-1 | 1/2 Source control — Government-approved source U.S. Government activity |
| 0530-00-1 | 3/2 Design control — primary reference U.S. Government activity |
| 0530 (2250PSI) | 5/9 Secondary reference Mar-Vel International, Inc. Dba Mar-Vel Underwater Equip |
NSN 4220-01-228-1102 is a Valve,divers K, manufactured by Morse Diving, Inc., classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-01-228-1102 has 1 manufacturer part number on file: 0530-00-1 (Morse Diving, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-590-0440. Verify interchangeability with system specifications before substitution.
Key specifications for 0530-00-1: General Characteristics Item Description: OPERATING PRESSURE 2250.0 PSI. 1 specification is 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.