The Retainer,electron Tube, cataloged under National Stock Number 5960-00-296-1161, is classified within Federal Supply Class 5960 (Electron Tubes and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Viking Technologies, Ltd.. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5960-00-296-1161 |
| Primary Part Number | SM500-2 |
| Item Name | Retainer,electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | Viking Technologies, Ltd. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Eia Electron Tube Envelope Accommodated | ST12 |
| Distance From Retainer Center to Centerline of Mounting Facility | 1.125 INCHES NOMINAL IN |
| Overall Diameter | 1.719 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.169 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Style Designator | PLAIN CAP HOLD DOWN W/ SCREW |
| Accommodated Item Securing Device Type | COMPRESSION RING |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SM500-2 PRIMARY | Viking Technologies, Ltd. (USA) |
| Reference | Meaning |
|---|---|
| 244008 | 5/9 Secondary reference Raytheon Technical Services Company |
| 8THAT | 5/2 Secondary reference U.S. Government activity |
NSN 5960-00-296-1161 is a Retainer,electron Tube, manufactured by Viking Technologies, Ltd., classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-00-296-1161 has 1 manufacturer part number on file: SM500-2 (Viking Technologies, Ltd.).
Key specifications for SM500-2: Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Eia Electron Tube Envelope Accommodated: ST12; Distance From Retainer Center to Centerline of Mounting Facility: 1.125 INCHES NOMINAL IN; Overall Diameter: 1.719 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.