The Warning Receiver System,counterm, cataloged under National Stock Number 5865-01-581-3996, 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. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5865-01-581-3996 |
| Item Name | Warning Receiver System,counterm |
| FSC / FSG | 5865 / 58 — Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment |
| Status | ACTIVE |
| Unpackaged Unit Length | 67.590 INCHES NOMINAL IN |
| Joint Electronics Type Designation System Item Type Number | AN/AAR-57(V)12 |
| Unpackaged Unit Width | 67.590 INCHES NOMINAL IN |
| Joint Electronics Type Designation System Item Name | WARNING RECEIVER SYSTEM,COUNTERMEASURE |
| Unpackaged Unit Height | 31.540 INCHES NOMINAL IN |
| Functional Description | USES PASSIVE MEANS TO DECLARE VALID MISSILES.PROVIDES A COUNTERMEASURE CUE TO A COUNTERMEASURE SYSTEM AND CUES TO THE AIRCREW |
| Unpackaged Unit Weight | 45.000 POUNDS LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AN/AAR-57(V)12 | 5/2 Secondary reference U.S. Government activity |
| 8350130G12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5865-01-581-3996 is a Warning Receiver System,counterm, classified under FSC 5865, Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment. Status: active.
Key specifications for 5865-01-581-3996: Unpackaged Unit Length: 67.590 INCHES NOMINAL IN; Joint Electronics Type Designation System Item Type Number: AN/AAR-57(V)12; Unpackaged Unit Width: 67.590 INCHES NOMINAL IN; Joint Electronics Type Designation System Item Name: WARNING RECEIVER SYSTEM,COUNTERMEASURE. 7 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 5865-01-581-3996 has DEMIL Code F. 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.