NSN 4220-01-678-7930 · NIIN 016787930 · Part number 769490
Aqua Lung Co Ltd · FSC 4220 — Marine Lifesaving and Diving Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 4WFB9
Government record, cited
NSN 4220-01-678-7930 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-678-7930. Manufacturer of record part number: 769490.
Also searched as4220-01-678-7930 ·
4220016787930 ·
NIIN 016787930 ·
01-678-7930 ·
FSC 4220 Marine Lifesaving and Diving Equipment · CAGE 4WFB9 · 769490
General Characteristics Item Description: FITS OVER FULL FACE MASK
Color: BLACK
Functional Description: HEAD BUMP PROTECTION IN LOW VISIBILITY ENVIRONMENT
1 manufacturer part number on file
Manufacturer of record: Aqua Lung Co Ltd
Identification
NSN: 4220-01-678-7930
NIIN: 016787930
FSC: 4220 — Marine Lifesaving and Diving Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: 769490
Manufacturer: Aqua Lung Co Ltd
General Description
The Helmet,deep-Sea Diver's, cataloged under National Stock Number 4220-01-678-7930, 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 Aqua Lung Co Ltd. Government technical data includes 3 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
4220-01-678-7930
Primary Part Number
769490
Item Name
Helmet,deep-Sea Diver's
FSC / FSG
4220 / 42 — Marine Lifesaving and Diving Equipment
Manufacturer
Aqua Lung Co Ltd
Status
ACTIVE
General Characteristics Item Description
FITS OVER FULL FACE MASK
Color
BLACK
Functional Description
HEAD BUMP PROTECTION IN LOW VISIBILITY ENVIRONMENT
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 4220-01-678-7930?
NSN 4220-01-678-7930 is a Helmet,deep-Sea Diver's, manufactured by Aqua Lung Co Ltd, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
What part numbers are listed for NSN 4220-01-678-7930?
NSN 4220-01-678-7930 has 1 manufacturer part number on file: 769490 (Aqua Lung Co Ltd).
What are the specifications of 769490?
Key specifications for 769490: General Characteristics Item Description: FITS OVER FULL FACE MASK; Color: BLACK; Special Features: ADJUSTABLE RATCHETING HEAD HARNESS; Functional Description: HEAD BUMP PROTECTION IN LOW VISIBILITY ENVIRONMENT. 3 specifications are documented in the U.S. Government catalog.
Is NSN 4220-01-678-7930 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.