The Timer Selector Group, cataloged under National Stock Number 5895-00-978-2356, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Spencer Industries Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5895-00-978-2356 |
| Primary Part Number | 550-0169-003 |
| Item Name | Timer Selector Group |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Manufacturer | Spencer Industries Inc |
| Status | ACTIVE |
| FSC Application Data | COMMUNICATION EQUIPMENT,MISCELLANEOUS |
| Fragility Factor | MODERATELY RUGGED |
| Usage Location | COMMUNICATIONS ZONE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Part Number | Manufacturer |
|---|---|
| 550-0169-003 | Spencer Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 550-0169-003 | 3/9 Design control — primary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 5895-00-978-2356 is a Timer Selector Group, manufactured by Spencer Industries Inc, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
NSN 5895-00-978-2356 has 1 manufacturer part number on file: 550-0169-003 (Spencer Industries Inc).
Key specifications for 550-0169-003: FSC Application Data: COMMUNICATION EQUIPMENT,MISCELLANEOUS; Fragility Factor: MODERATELY RUGGED; Usage Location: COMMUNICATIONS ZONE. 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.
NSN 5895-00-978-2356 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.