The Medical Equipment Set(mes),chemi, cataloged under National Stock Number 6545-01-537-5022, 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 Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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. Unit of issue: SE.
| Parameter | Value |
|---|---|
| NSN | 6545-01-537-5022 |
| Primary Part Number | UA 249B |
| Item Name | Medical Equipment Set(mes),chemi |
| FSC / FSG | 6545 / 65 — Replenishable Field Medical Sets, Kits, and Outfits |
| Manufacturer | Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | SE |
| Part Number | Manufacturer |
|---|---|
| UA 249B PRIMARY | Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa (USA) |
| Reference | Meaning |
|---|---|
| UA 5249 | 5/9 Secondary reference Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa |
| 06-0093 | 5/1 Secondary reference U.S. Government activity |
| 6545NCM060080 | 5/1 Secondary reference Defense Medical Standardization Board |
NSN 6545-01-537-5022 is a Medical Equipment Set(mes),chemi, manufactured by Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa, classified under FSC 6545, Replenishable Field Medical Sets, Kits, and Outfits. Status: active.
NSN 6545-01-537-5022 has 1 manufacturer part number on file: UA 249B (Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa).
Key specifications for UA 249B: Special Features: THE MES SUPPORTS 30 CHEMICAL AGENT PATIENTS WITH ENOUGH SUPPLIES AND EQUIPMENT TO TREAT NERVE, BLOOD AND BLISTER AGENTS; FOR LIST OF COMPONENTS SEE UA 249B; Part Name Assigned by Controlling Agency: MEDICAL EQUIPMENT SET (MES) CHEMICAL AGENT PATIENT TREATMENT UA 249B. 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.
NSN 6545-01-537-5022 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.