AB DEFENCE
M113 Series APC (M113A1 / M113A2 / M113A3) — Heater, Vehicular, Co Nsn:2540-12-193-3621 – NSN 2540-12-193-3621
- SKU
- AB-4722
- NSN
- 2540-12-193-3621
- PN
- 4618300203 | 46083002…
AB DEFENCE
Product enquiry
M113 Series APC (M113A1 / M113A2 / M113A3) — Heater, Vehicular, Co Nsn:2540-12-193-3621 – NSN 2540-12-193-3621
Product information
Heater, Vehicular, Co Nsn:2540-12-193-3621 (NSN 2540-12-193-3621 (2540121933621)) for M113 Series APC (M113A1 / M113A2 / M113A3). Genuine NATO-standard military vehicle spare part supplied by AB Defence with full traceability and export compliance.
Technical Identification & NATO Cross-Reference Matrix
Heater, Vehicular, Co Nsn:2540-12-193-3621 (NSN 2540-12-193-3621 (2540121933621)) is a defense-grade replacement component engineered for M113 Series APC (M113A1 / M113A2 / M113A3) fleets and compatible military land platforms. Classified under Body, Panel & Gasket Solutions (Body, Panel & Gasket Solutions), this part meets strict dimensional, metallurgical, and environmental tolerances required for tactical field maintenance and depot-level overhaul programs.
| Technical Parameter | Specification & Reference Value |
|---|---|
| Component Nomenclature | Heater, Vehicular, Co Nsn:2540-12-193-3621 |
| Primary Vehicle Platform | M113 Series APC (M113A1 / M113A2 / M113A3) |
| Subsystem / Functional Group | Body, Panel & Gasket Solutions |
| NATO Stock Number (Dashed) | 2540-12-193-3621 |
| NSN (13-Digit Unformatted) | 2540121933621 |
| NIIN (National Item ID Number) | 12-193-3621 / 121933621 |
| Federal Supply Class (FSC / FSG) | FSC 2540 (FSG 25) — Body, Panel & Gasket Solutions |
| NCB Codification Country | 12 — Germany (Bundeswehr Codification) |
| Cross-Reference Search Codes | 2540-12-193-3621, 2540121933621, NIIN 12-193-3621, NIIN 121933621 |
| Manufacturer / Platform Ecosystem | BAE Systems / FMC |
| Quality & Traceability Standard | NATO STANAG / MIL-STD Compliant — Certificate of Conformity (CoC) & Batch Traceability |
Subsystem Engineering Role & Maintenance Protocol
- Functional Application: Engineered to sustain mission-critical reliability within Body, Panel & Gasket Solutions assemblies under extreme thermal, mechanical, and cross-country vibration loads.
- Platform Integration: Specifically cross-referenced for M113 Series APC (M113A1 / M113A2 / M113A3) maintenance schedules, ensuring direct fitment, interchangeability, and zero modification during unit replacement.
- Preventive Maintenance & Inspection: During scheduled periodic maintenance (PMCS) or subsystem overhaul, inspect mating interfaces, torque specifications, and fluid/electrical seals alongside adjacent Body, Panel & Gasket Solutions assemblies to prevent cascading downtime.
Defense Procurement, Documentation & Global Export Supply
AB Defence supplies verified OEM and NATO-codified spare parts to Ministries of Defence, armed forces maintenance commands, and prime defense contractors worldwide. Every shipment of NSN 2540-12-193-3621 (2540121933621) is supported by controlled documentation, serial/lot traceability, military-grade protective packaging, and full export compliance. Explore our complete M113 Series APC (M113A1 / M113A2 / M113A3) Spare Parts & Sustainment Coverage or submit a Request for Quotation (RFQ) using the form above.
