The Protector,hearing, cataloged under National Stock Number 4240-01-534-3386, is classified within Federal Supply Class 4240 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is 3m Company. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-534-3386 |
| Primary Part Number | 7000009665 |
| Item Name | Protector,hearing |
| FSC / FSG | 4240 / 42 — No Item Name Available |
| Manufacturer | 3m Company |
| Status | ACTIVE |
| Headband Type | ADJUSTABLE SINGLE BAND |
| Material | STEEL CORROSION RESISTING HEADBAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 01388346 | Blackwood J. Blackwood & Son Pty Ltd (AUS) |
| 7000009665 PRIMARY | 3m Company (USA) |
| PELTOR TWIN CUP | Leonard Safety Equipment Inc. (USA) |
| H10A | 3m Company (USA) |
| 05-1807 | Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA) |
| H10A | Leonard Safety Equipment Inc. (USA) |
| H540A | 3m Company (USA) |
| H10A | Square D Co Monroe Plant (USA) |
| 04078376 | Blackwood J. Blackwood & Son Pty Ltd (AUS) |
| 70071730603 | 3m Company (USA) |
NSN 4240-01-534-3386 is a Protector,hearing, manufactured by 3m Company, classified under FSC 4240 (No Item Name Available). Status: active.
NSN 4240-01-534-3386 has 10 cross-referenced part numbers: 01388346 (Blackwood J. Blackwood & Son Pty Ltd), 7000009665 (3m Company), PELTOR TWIN CUP (Leonard Safety Equipment Inc.), H10A (3m Company), 05-1807 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia) and 5 more.
There are 4 known substitutes for 4240-01-534-3386: 4510-00-139-4358, 4940-00-994-1803, 4240-01-505-0050 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7000009665: Headband Type: ADJUSTABLE SINGLE BAND; Material: STEEL CORROSION RESISTING HEADBAND; Special Features: NRR 30 DECIBELS; WEIGHS 9.3OZ; TWIN CUP CONSTRUCTION FOR USE IN EXTREMELY HIGH NOISE ENVIRONMENTS; TWO POINT SUSPENSION FOR MINIMAL HEAD PRESSURE OZ; Part Name Assigned by Controlling Agency: EAR MUFFS UNIVERSAL PELTOR TWIN CUP. 4 total characteristics are documented in the Federal Logistics Information System.