The Blade Assembly, cataloged under National Stock Number 4540-01-212-2098, is classified within Federal Supply Class 4540 (Waste Disposal Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Master Disposers Inc Dba Market-Master. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4540-01-212-2098 |
| Primary Part Number | A-140 |
| Item Name | Blade Assembly |
| FSC / FSG | 4540 / 45 — Waste Disposal Equipment |
| Manufacturer | Master Disposers Inc Dba Market-Master |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A-140 PRIMARY | Master Disposers Inc Dba Market-Master (USA) |
NSN 4540-01-212-2098 is a Blade Assembly, manufactured by Master Disposers Inc Dba Market-Master, classified under FSC 4540, Waste Disposal Equipment. Status: active.
NSN 4540-01-212-2098 has 1 manufacturer part number on file: A-140 (Master Disposers Inc Dba Market-Master).
1 possible match (shared part number, not a government interchangeability claim): 5836-01-662-9249. Verify interchangeability with system specifications before substitution.
Key specifications for A-140: End Item Identification: MASTER DISPOSERS,GARBAGE DISPOSAL,MODEL A7-L. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.