The Circuit Card Assembly, cataloged under National Stock Number 5998-01-520-6915, is classified within Federal Supply Class 5998 (Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware) of the Electrical and Electronic Equipment Components group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5998-01-520-6915 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| TTP1(N)-C | 3/9 Design control — primary reference Cpi Communications Inc |
NSN 5998-01-520-6915 is a Circuit Card Assembly, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
Key specifications for 5998-01-520-6915: Special Features: NOT FIELD PROGRAMMABLE; 1950-1850 HZ FUNCTION TONES; 2050 HZ MONITOR AND 2175 HZ GUARD AND HOLD TONES; DESCRIPTION BOARD ONLY SINGLE FREQUENCY, PTT AND MONITOR WITH ENCLOSURE; CONNECTIONS MODULAR TO PHONE LINE, REMOTE; SCREW TERMINAL CONNECTOR, RADIO; 600 OHM LINE IMPEDENCE; INPUT VOLTAGE PLUS 12 TO PLUS 13.8 VDC AT 150 MA, 18MA IDLE; LINE OUTPUT TO PHONE LINE PLUS 10 DB MAX, PRESET TO 0 DBM; LINE OUTPUT FROM PHONE LINE MINUS 40 DBM TO PLUS 10 DBM, FUNCTION TONE REFERENCED; RX INPUT FROM RADIO 70 MVRMS OR GREATER; NOTCH FILTER 2175 HZ DOWN 50 DB FROM 1000 HZ REFERENCE; CONTROL TONES GUARD TONE EQUALS 2175 HZ FOR 40 MS; FUNCTION TONES F1 1950 HZ FOR 40 MS; F2 1850 HZ FOR 40 MS; MONITOR 2050 HZ FOR 40 MS; HOLDTONE 2175 HZ FOR DURATION OF PTT VDC; Part Name Assigned by Controlling Agency: TONE TERMINATION PANEL. 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 5998-01-520-6915 has DEMIL Code B. 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.