The Coder,audio Frequency, cataloged under National Stock Number 5895-00-481-6138, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5895-00-481-6138 |
| Item Name | Coder,audio Frequency |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Status | ACTIVE |
| Circuit Construction Type | ELECTRON TUBE |
| Inclosure Type | ENCASED |
| Connection Type | PIN FRONT |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| 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 | N |
| Unit of Issue | EA |
| Acquisition advice code | CH |
| Weight | 54.5000 lbs |
| Cube | 6.8780 cu ft |
| Reference | Meaning |
|---|---|
| 111122 | 3/9 Design control — primary reference Whittaker Corp Whittaker Electronic Systems Div |
| KY431SRM6 | 5/1 Secondary reference U.S. Government activity |
NSN 5895-00-481-6138 is a Coder,audio Frequency, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 1650-00-770-7833, 3120-01-021-5532, 4520-01-115-2545. Verify interchangeability with system specifications before substitution.
Key specifications for 5895-00-481-6138: Circuit Construction Type: ELECTRON TUBE; Inclosure Type: ENCASED; Connection Type: PIN FRONT; Basic Shape Style: RECTANGULAR OR SQUARE. 4 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 5895-00-481-6138 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.