The Harness,chest,medical Assault, cataloged under National Stock Number 6545-01-528-9041, is classified within Federal Supply Class 6545 (Replenishable Field Medical Sets, Kits, and Outfits) of the Medical, Dental, and Veterinary Equipment group. The manufacturer of record is S.o. Tech/special Operations Technologies, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6545-01-528-9041 |
| Primary Part Number | MACHS-OD |
| Item Name | Harness,chest,medical Assault |
| FSC / FSG | 6545 / 65 — Replenishable Field Medical Sets, Kits, and Outfits |
| Manufacturer | S.o. Tech/special Operations Technologies, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| MACHS-OD PRIMARY | S.o. Tech/special Operations Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 05-0201 | 5/1 Secondary reference U.S. Government activity |
| 3770NCM050211 | 5/1 Secondary reference Defense Medical Standardization Board |
NSN 6545-01-528-9041 is a Harness,chest,medical Assault, manufactured by S.o. Tech/special Operations Technologies, Inc., classified under FSC 6545, Replenishable Field Medical Sets, Kits, and Outfits. Status: active.
NSN 6545-01-528-9041 has 1 manufacturer part number on file: MACHS-OD (S.o. Tech/special Operations Technologies, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6220-01-553-1190. Verify interchangeability with system specifications before substitution.
Key specifications for MACHS-OD: Special Features: 18D/MEDIC/CLS MEDICAL EQUIPMENT AND AMMUNITION CARRIER. OLIVE DRAB, CORDURA NYLON, SIX M4 MAGAZINES ARE HELD FLAT AGAINST THE BODY WITH INTERNAL SLOTS AND FIVE MODULAR AID POUCHES AFFIX TO THE FRONT PANEL VIA AN IMPROVED PALS/MOLLE ATTACHMENT SYSTEM. CENTER OPENING, W/SHOULDER HARNESS HYDRATION CARRIER UNIT; Part Name Assigned by Controlling Agency: CHEST HARNESS SYSTEM MEDICAL ASSAULT OLIVE DRAB. 0 specifications are 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.