FSC 4240 — Safety and Rescue Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment
Government record, cited
Also searched as4240-01-681-7660 ·
4240016817660 ·
NIIN 016817660 ·
01-681-7660 ·
FSC 4240 Safety and Rescue Equipment
Nearby stock numbers← 4240-01-681-7648 Respirator, Air Filtering
·
4240-01-681-7667 Respirator, Air Filtering →
Features
Respirator,air Filtering — FSC 4240
Mask Filter Quantity: 1
Filter Type: CARTRIDGE
Mask Type: HALF FACEPIECE
Adjustability: ADJUSTABLE
Head Harness: INCLUDED
Strap Type: SINGLE
Filter Replaceability: REPLACEABLE
Identification
NSN: 4240-01-681-7660
NIIN: 016817660
FSC: 4240 — Safety and Rescue Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
General Description
The Respirator,air Filtering, cataloged under National Stock Number 4240-01-681-7660, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4240-01-681-7660
Item Name
Respirator,air Filtering
FSC / FSG
4240 / 42 — Safety and Rescue Equipment
Status
ACTIVE
Mask Filter Quantity
1
Filter Type
CARTRIDGE
Mask Type
HALF FACEPIECE
Adjustability
ADJUSTABLE
Head Harness
INCLUDED
Strap Type
SINGLE
Filter Replaceability
REPLACEABLE
Material
PLASTIC MASK
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
10102277
3/9Design control — primary reference
Mine Safety Appliances Company, Llc Dba M S a
No interchangeability data on file.
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 4240-01-681-7660?
NSN 4240-01-681-7660 is a Respirator,air Filtering, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
What are the specifications of 4240-01-681-7660?
Key specifications for 4240-01-681-7660: Mask Filter Quantity: 1; Filter Type: CARTRIDGE; Mask Type: HALF FACEPIECE; Adjustability: ADJUSTABLE. 8 specifications are documented in the U.S. Government catalog.
Is NSN 4240-01-681-7660 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.
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.