# NSN 4220-01-684-8774: Parts Kit, Diving Helmet

NSN 4220-01-684-8774 (also written 4220016848774; NIIN 01-684-8774) is a parts kit, diving helmet in Federal Supply Class 4220, Marine Lifesaving and Diving Equipment. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4220-01-684-8774 (4220016848774)
- NIIN: 01-684-8774 (016848774)
- Item name: PARTS KIT,DIVING HELMET
- Federal Supply Class: [FSC 4220 Marine Lifesaving and Diving Equipment](https://nsnexplorer.com/fsc/4220/)
- Federal Supply Group: [FSG 42](https://nsnexplorer.com/group/42/)
- Acquisition method suffix code: AMSC Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AJKC | SUPPLY ITEMS AND QUANTITIES | BRASSNUT2, VALVESEAL1, LEVERBEARINGCLIP1, GASKETPAD1, VALVE,ORALNASAL1, EXHAUSTVALVE1, DIAPHRAGHMASSEMBLY1, WASHER5, TIEWRAP8, LOCKNUT9, LOCKSLIP1,W IPER1, ORING37, SPRING1, CLAMP3, BRASSSCRES2 |
| AJKB | COMPONENT DOCUMENT PAGE NUMBER | 1 |
| AJJZ | DOCUMENT TYPE | PARTS LIST |
| AGAV | END ITEM IDENTIFICATION | SET, DEEP SEA 016190577 |
| AJJW | COMPONENT QUANTITY | 66 |
| AJJX | COMPONENT DOCUMENT ORIGIN | INDUSTRIAL |
| AJJY | DOCUMENT SOURCE | 58366 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | PARTS KIT, DIVING HELMET |
| AYDR | DOCUMENT IDENTIFICATION | KIRBY MORGAN 525-364 KM97 |
| AKVZ | ACCESSORY IDENTIFYING NUMBER | PART NO. 525-364 |
| AJYJ | PACKAGE MODEL NUMBER | 525-364 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 525-364 | 58366 | KIRBY MORGAN DIVE SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 525-364 | 6S753 | AMRON INTERNATIONAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-06 | $212.17 | 94 | 6DJN9 | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4220016848774) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-06 | [SPE8E527P0045](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4220016848774) | PARTS KIT, DIVING HELMET | — | $19,943.98 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4220016848774&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4220016848774
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/4220-01-684-8774/
JSON: https://nsnexplorer.com/api/nsn/4220-01-684-8774.json