The Receiver-Transmitter Subassembly, cataloged under National Stock Number 5865-01-439-6637, is classified within Federal Supply Class 5865 (Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Procomm Voice and Data Solutions, Inc. Dba Procomm Voice & Data Solutions. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5865-01-439-6637 |
| Primary Part Number | 9823A |
| Item Name | Receiver-Transmitter Subassembly |
| FSC / FSG | 5865 / 58 — Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment |
| Manufacturer | Procomm Voice and Data Solutions, Inc. Dba Procomm Voice & Data Solutions |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 9823A PRIMARY | Procomm Voice and Data Solutions, Inc. Dba Procomm Voice & Data Solutions (USA) |
| Reference | Meaning |
|---|---|
| 9823A FIBER TRANSCEIVER | 5/9 Secondary reference American Telephone and Telegraph Co |
| 9823A FIBER TRANSCEIVER | 5/9 Secondary reference Lucent Technologies Inc Dba Federal Marketing Group |
| 63297A | C/1 Advisory reference — outside the item-of-supply concept Lucent Technologies Inc Dba Federal Marketing Group |
NSN 5865-01-439-6637 is a Receiver-Transmitter Subassembly, manufactured by Procomm Voice and Data Solutions, Inc. Dba Procomm Voice & Data Solutions, classified under FSC 5865, Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment. Status: active.
NSN 5865-01-439-6637 has 1 manufacturer part number on file: 9823A (Procomm Voice and Data Solutions, Inc. Dba Procomm Voice & Data Solutions).
Key specifications for 9823A: Special Features: RECEIVER-TRANSMITTER, USED ON DEFINITY 75. 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 5865-01-439-6637 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.