The Fastex Buckle, cataloged under National Stock Number 4220-01-462-6566, 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 Culligan of Canada Ltd. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Fastex Buckle |
| FSC / FSG | 4220 — Marine Lifesaving and Diving Equipment (FSG 42) |
| Manufacturers | Culligan of Canada Ltd (CAGE 54766); Illinois Tool Works Inc Fastex Div (CAGE 02768) |
| Parameter | Value |
|---|---|
| NSN | 4220-01-462-6566 |
| Primary Part Number | 101-1100-5614 |
| Item Name | Fastex Buckle |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Culligan of Canada Ltd |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 101-1100-5614 | Culligan of Canada Ltd (CAN) |
| 101-1100-5614 | Illinois Tool Works Inc Fastex Div (USA) |
| Reference | Meaning |
|---|---|
| 101-1100 | C/1 Advisory reference — outside the item-of-supply concept Illinois Tool Works Inc Fastex Div |
| 101-1100-5614 | 5/9 Secondary reference Simula Safety Systems Inc. |
| 101-1100-5614 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4220-01-462-6566 is a Fastex Buckle, manufactured by Culligan of Canada Ltd, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-01-462-6566 has 2 manufacturer part numbers on file: 101-1100-5614 (Culligan of Canada Ltd), 101-1100-5614 (Illinois Tool Works Inc Fastex Div).
1 possible match (shared part number, not a government interchangeability claim): 8465-01-527-7258. Verify interchangeability with system specifications before substitution.
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.