NSN 4240-01-719-5744 · NIIN 017195744 · Part number K9H-EC
K9 Helm Corp. · FSC 4240 — Safety and Rescue Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 888X5
Government record, cited
NSN 4240-01-719-5744 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-719-5744. Manufacturer of record part number: K9H-EC.
Also searched as4240-01-719-5744 ·
4240017195744 ·
NIIN 017195744 ·
01-719-5744 ·
FSC 4240 Safety and Rescue Equipment · CAGE 888X5 · K9H-EC
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: K9H-EC
Manufacturer: K9 Helm Corp.
General Description
The Protector,hearing, cataloged under National Stock Number 4240-01-719-5744, 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 K9 Helm Corp.. Government technical data includes 1 specification, 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
4240-01-719-5744
Primary Part Number
K9H-EC
Item Name
Protector,hearing
FSC / FSG
4240 / 42 — Safety and Rescue Equipment
Manufacturer
K9 Helm Corp.
Status
ACTIVE
Supplementary Features
FOAM PADDING
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
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 4240-01-719-5744?
NSN 4240-01-719-5744 is a Protector,hearing, manufactured by K9 Helm Corp., classified under FSC 4240, Safety and Rescue Equipment. Status: active.
What part numbers are listed for NSN 4240-01-719-5744?
NSN 4240-01-719-5744 has 1 manufacturer part number on file: K9H-EC (K9 Helm Corp.).
What are the specifications of K9H-EC?
Key specifications for K9H-EC: Supplementary Features: FOAM PADDING; Special Features: DETACHABLE PODS; Part Name Assigned by Controlling Agency: EAR COVERS. 1 specification is documented in the U.S. Government catalog.
Is NSN 4240-01-719-5744 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.