The Harness Assembly,mask,oxygen, cataloged under National Stock Number 4240-01-496-4143, 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. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4240-01-496-4143 |
| Primary Part Number | 7000002157 |
| Item Name | Harness Assembly,mask,oxygen |
| FSC / FSG | 4240 / 42 — No Item Name Available |
| Manufacturer | 3m Company |
| Status | CANCELLED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 7000002157 PRIMARY | 3m Company (USA) |
| 7581 | 3m Company (USA) |
| 7581 | 3m Company Div Oh&esd (USA) |
NSN 4240-01-496-4143 is a Harness Assembly,mask,oxygen, manufactured by 3m Company, classified under FSC 4240 (No Item Name Available). Status: cancelled.
NSN 4240-01-496-4143 has 3 cross-referenced part numbers: 7000002157 (3m Company), 7581 (3m Company), 7581 (3m Company Div Oh&esd).
There are 9 known substitutes for 4240-01-496-4143: 3110-00-100-6004, 5940-00-187-5115, 6810-00-264-6592 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7000002157: Special Features: PACKAGE CONTAINS 20 HEAD HARNESS ASSEMBLIES, USED ON 7500 SERIES HALF FACEPIECE RESPIRATORS, PART OF NIOSH APPROVED RESPIRATOR. 1 total characteristics are documented in the Federal Logistics Information System.
NSN 4240-01-496-4143 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.