The Coupler,digital Data, cataloged under National Stock Number 5895-01-524-7871, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Infinite Electronics International, Inc. Div L-Com. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5895-01-524-7871 |
| Primary Part Number | ECF504B-4S |
| Item Name | Coupler,digital Data |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Manufacturer | Infinite Electronics International, Inc. Div L-Com |
| Status | ACTIVE |
| Precious Material | GOLD |
| Mounting Configuration | TWO 4-40 SCREW HOLES SPACED AT 1.140 INCHES IN |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | Z |
| Weight | 0.5000 lbs |
| Cube | 0.0026 cu ft |
| Part Number | Manufacturer |
|---|---|
| 1020899 | Viasat Inc Dba Viasat Inc (USA) |
| ECF504B-4S PRIMARY | Infinite Electronics International, Inc. Div L-Com (USA) |
| Reference | Meaning |
|---|---|
| 11B5091479 | 7/2 Vendor item drawing reference Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army |
| 1020899 | 5/2 Secondary reference U.S. Government activity |
NSN 5895-01-524-7871 is a Coupler,digital Data, manufactured by Infinite Electronics International, Inc. Div L-Com, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
NSN 5895-01-524-7871 has 2 manufacturer part numbers on file: 1020899 (Viasat Inc Dba Viasat Inc), ECF504B-4S (Infinite Electronics International, Inc. Div L-Com).
Key specifications for ECF504B-4S: Precious Material: GOLD; Overall Length: 1.400 INCHES MAXIMUM IN; Overall Width: 0.748 INCHES NOMINAL IN; Special Features: BLACK MOLDING. 3 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.
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.