The Module,ion Input, cataloged under National Stock Number 4210-01-124-0657, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Siemens Building Technologies Dba Siemens Fire Safety Division Div Siemens Building Technologies Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4210-01-124-0657 |
| Primary Part Number | 465-621430 |
| Item Name | Module,ion Input |
| FSC / FSG | 4210 / 42 — Firefighting Equipment |
| Manufacturer | Siemens Building Technologies Dba Siemens Fire Safety Division Div Siemens Building Technologies Inc. |
| Status | ACTIVE |
| FSC Application Data | HALON FIRE SUPPRESSION SYSTEM |
| General Characteristics Item Description | PROVIDES 2 DECTOR LINE CIRCUITS EACH INCORPORATING UP TO 30 IONIZATION,FLAME OR THERMAL DETECTORS,UP TO 20 PHOTOELECTRIC DETECTORS,OR ANY QUANTITY OF SHORTING TYPE CONTACT DEVICES; MAX ZONE LINE RESISTANCE-35 OHMS,WITH DETECTORS-20 OHMS; WEIGHT-APROX 1 LB LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 465-621430 PRIMARY | Siemens Building Technologies Dba Siemens Fire Safety Division Div Siemens Building Technologies Inc. (USA) |
| 810-2-700012-15 | Cae Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 7822217-010 | 5/9 Secondary reference U.S. Government activity |
| 515-022009 | 5/9 Secondary reference Pyrotronics Div of Baker Industries Inc Sub of Borg-Warner Corp |
| ZN-30S | 5/9 Secondary reference Pyrotronics Div of Baker Industries Inc Sub of Borg-Warner Corp |
| ZN-30 | 5/9 Secondary reference Pyrotronics Div of Baker Industries Inc Sub of Borg-Warner Corp |
| 500-821600 | 3/9 Design control — primary reference Pyrotronics Div of Baker Industries Inc Sub of Borg-Warner Corp |
| 500-821600 | 5/9 Secondary reference Siemens Building Technologies Dba Siemens Fire Safety Division Div Siemens Building Technologies Inc. |
NSN 4210-01-124-0657 is a Module,ion Input, manufactured by Siemens Building Technologies Dba Siemens Fire Safety Division Div Siemens Building Technologies Inc., classified under FSC 4210, Firefighting Equipment. Status: active.
NSN 4210-01-124-0657 has 2 manufacturer part numbers on file: 465-621430 (Siemens Building Technologies Dba Siemens Fire Safety Division Div Siemens Building Technologies Inc.), 810-2-700012-15 (Cae Usa Inc.).
Key specifications for 465-621430: FSC Application Data: HALON FIRE SUPPRESSION SYSTEM; General Characteristics Item Description: PROVIDES 2 DECTOR LINE CIRCUITS EACH INCORPORATING UP TO 30 IONIZATION,FLAME OR THERMAL DETECTORS,UP TO 20 PHOTOELECTRIC DETECTORS,OR ANY QUANTITY OF SHORTING TYPE CONTACT DEVICES; MAX ZONE LINE RESISTANCE-35 OHMS,WITH DETECTORS-20 OHMS; WEIGHT-APROX 1 LB LBS; End Item Identification: F-16 OFT. 2 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 4210-01-124-0657 has DEMIL Code Q. 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.