The Fire Direction Modem II, cataloged under National Stock Number 5895-01-550-7055, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Tec-Masters, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5895-01-550-7055 |
| Primary Part Number | 5537-022-1000 |
| Item Name | Fire Direction Modem II |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Manufacturer | Tec-Masters, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JZ |
| Weight | 1.0000 lbs |
| Cube | 0.0260 cu ft |
| Part Number | Manufacturer |
|---|---|
| 5537-022-1000 PRIMARY | Tec-Masters, Inc (USA) |
| Reference | Meaning |
|---|---|
| 10353624 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5895-01-550-7055 is a Fire Direction Modem II, manufactured by Tec-Masters, Inc, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
NSN 5895-01-550-7055 has 1 manufacturer part number on file: 5537-022-1000 (Tec-Masters, Inc).
Key specifications for 5537-022-1000: Special Features: THE FIRE DIRECTION MODEM II (FDM II) SERVES AS A SELF CONTAINED FREQUENCY SHIFT KEY (FSK) MODEM. IT IS DESIGNED TO BE COMBAT RADIO NET COMPATIBLE. FDM II RECEIVES ITS INITIALIZATION DATA FROM THE MODEM SERVER. CURRENTLY THE DATA THAT IS ENTERED INTO THE COMMS SETUP SCREENS (COMMS CSCI) ARE NOT SENT TO THE MODEM. FOR EXAMPLE, DATA RATE AND BLOCK DATA ARE NOT USED BY THE FDM II. HOWEVER: YOU MUST ENTER THE CORRECT ADDRESSING SO THAT MESSAGES WILL BE SENT TO THE CORRECT SUBSCRIBER. COMPONENTS OF THE FDM II: COM PORT CABLE-CONNECTS BETWEEN THE FDM II AND COM PORT I, TCIM CABLE-CONNECTS BETWEEN FDM II AND EITHER THE RADIO OR TCIM, FDM II: FRONT OF THE FIRE DIRECTION MODEM, FDM II: REAR OF THE FIRE DIRECTION MODEM.; End Item Identification: LAUNCHER, ROCKET, HIGHLY MOBILE NSN 1055-01-473-4350.. 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.
NSN 5895-01-550-7055 has DEMIL Code D. 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.