The Lanyard Assembly, cataloged under National Stock Number 4220-00-021-9688, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-00-021-9688 |
| Item Name | Lanyard Assembly |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | 3-3/8 IN. LG OF 1ST LEG,4-1/8 IN. LG OF 2ND LEG IN |
| Nondefinitive Spec/std Data | 2 TYPE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MILI23145 | 4/1 Identification reference U.S. Government activity |
NSN 4220-00-021-9688 is a Lanyard Assembly, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5330-00-038-1489, 4220-00-944-1922. Verify interchangeability with system specifications before substitution.
Key specifications for 4220-00-021-9688: General Characteristics Item Description: 3-3/8 IN. LG OF 1ST LEG,4-1/8 IN. LG OF 2ND LEG IN; Nondefinitive Spec/std Data: 2 TYPE. 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.
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.