NSN 4220-01-686-8166 · NIIN 016868166 · Part number US550MV-XL
Henderson Aquatics Inc · FSC 4220 — Marine Lifesaving and Diving Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 4R507
Government record, cited
NSN 4220-01-686-8166 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-686-8166. Manufacturer of record part number: US550MV-XL.
Also searched as4220-01-686-8166 ·
4220016868166 ·
NIIN 016868166 ·
01-686-8166 ·
FSC 4220 Marine Lifesaving and Diving Equipment · CAGE 4R507 · US550MV-XL
FSC: 4220 — Marine Lifesaving and Diving Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: US550MV-XL
Manufacturer: Henderson Aquatics Inc
General Description
The Diver's Suit, cataloged under National Stock Number 4220-01-686-8166, 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 Henderson Aquatics Inc. Government technical data includes 6 specifications, 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4220-01-686-8166
Primary Part Number
US550MV-XL
Item Name
Diver's Suit
FSC / FSG
4220 / 42 — Marine Lifesaving and Diving Equipment
Other items in FSC 4220 — Marine Lifesaving and Diving Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4220-00-004-8880
4220-00-004-8880 · Item name not on file
4220-00-009-2854
DIVING EQUIPMENT SET
4220-00-012-3571
INFLATION ASSEMBLY,LIFE JACKET
4220-00-014-0183
4220-00-014-0183 · Item name not on file
4220-00-014-2097
CARTRIDGE,COMPRESSED GAS
4220-00-021-4979
COVER,RAFT
4220-00-021-9688
LANYARD ASSEMBLY
4220-00-022-1014
4220-00-022-1014 · Item name not on file
Frequently Asked Questions
What is NSN 4220-01-686-8166?
NSN 4220-01-686-8166 is a Diver's Suit, manufactured by Henderson Aquatics Inc, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
What part numbers are listed for NSN 4220-01-686-8166?
NSN 4220-01-686-8166 has 1 manufacturer part number on file: US550MV-XL (Henderson Aquatics Inc).
What are the specifications of US550MV-XL?
Key specifications for US550MV-XL: Entrance Location: COLLAR; Design Type: ONE-PIECE; Attached Cuffs: NOT INCLUDED; Size Designation: X-LARGE. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4220-01-686-8166 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.