NSN 4240-01-546-8230 · NIIN 015468230 · Part number AH223
W S Darley & Co · FSC 4240 — Safety and Rescue Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 15852
Government record, cited
NSN 4240-01-546-8230 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-546-8230. Manufacturer of record part number: AH223.
Also searched as4240-01-546-8230 ·
4240015468230 ·
NIIN 015468230 ·
01-546-8230 ·
FSC 4240 Safety and Rescue Equipment · CAGE 15852 · AH223
Nearby stock numbers← 4240-01-546-5521 Hose, Air Duct, Air Breathing
·
4240-01-547-2205 Goggles, Industrial →
Features
Mask,chemical-Biological — FSC 4240
1 manufacturer part number on file
Manufacturer of record: W S Darley & Co
Identification
NSN: 4240-01-546-8230
NIIN: 015468230
FSC: 4240 — Safety and Rescue Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: AH223
Manufacturer: W S Darley & Co
General Description
The Mask,chemical-Biological, cataloged under National Stock Number 4240-01-546-8230, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is W S Darley & Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Mask,chemical-Biological
FSC / FSG
4240 — Safety and Rescue Equipment (FSG 42)
Manufacturers
W S Darley & Co (CAGE 15852)
Technical Specifications
Parameter
Value
NSN
4240-01-546-8230
Primary Part Number
AH223
Item Name
Mask,chemical-Biological
FSC / FSG
4240 / 42 — Safety and Rescue Equipment
Manufacturer
W S Darley & Co
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 4240 — Safety and Rescue Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4240-00-001-1515
4240-00-001-1515 · Item name not on file
4240-00-001-2684
4240-00-001-2684 · Item name not on file
4240-00-006-0022
HOSE,EVACUATION
4240-00-007-4576
4240-00-007-4576 · Item name not on file
4240-00-007-8182
4240-00-007-8182 · Item name not on file
4240-00-007-8183
4240-00-007-8183 · Item name not on file
4240-00-007-8184
4240-00-007-8184 · Item name not on file
4240-00-007-8185
4240-00-007-8185 · Item name not on file
Frequently Asked Questions
What is NSN 4240-01-546-8230?
NSN 4240-01-546-8230 is a Mask,chemical-Biological, manufactured by W S Darley & Co, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
What part numbers are listed for NSN 4240-01-546-8230?
NSN 4240-01-546-8230 has 1 manufacturer part number on file: AH223 (W S Darley & Co).
Is NSN 4240-01-546-8230 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 4240-01-546-8230?
NSN 4240-01-546-8230 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.