The Protector,hearing, cataloged under National Stock Number 4240-01-695-5281, 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 3m Company. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-695-5281 |
| Primary Part Number | 7000009664 |
| Item Name | Protector,hearing |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | 3m Company |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING HEADBAND |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7000009664 PRIMARY | 3m Company (USA) |
| Reference | Meaning |
|---|---|
| H10B | 3/9 Design control — primary reference 3m Company |
| 1209500006 | D/9 Drawing number reference only Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army |
| H10B | 5/9 Secondary reference 3m Company Div Occupational Health and Safety Div |
NSN 4240-01-695-5281 is a Protector,hearing, manufactured by 3m Company, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-695-5281 has 1 manufacturer part number on file: 7000009664 (3m Company).
Key specifications for 7000009664: Part Name Assigned by Controlling Agency: EAR MUFF; End Item Identification: 4240-01-682-2549;ELECTRICAL PERSONAL PROTECTIVE EQUIPMENT; Material: STEEL CORROSION RESISTING HEADBAND. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.