The Retainer,electron Tube, cataloged under National Stock Number 5960-00-377-6558, 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 L3harris Technologies, Inc.. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5960-00-377-6558 |
| Primary Part Number | 23443-1B |
| Item Name | Retainer,electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 SLOT SINGLE MOUNTING FACILITY |
| Distance From Retainer Center to Centerline of Mounting Facility | 1.188 INCHES NOMINAL IN |
| Mounting Slot Length | 0.230 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Distance From Retainer Center to Mounting Facility Center at Loop Tightening Device | 1.187 INCHES NOMINAL IN |
| Style Designator | DOUBLE FOOT, SCREW CLAMP |
| Accommodated Item Securing Device Type | CLAMP |
| Features Provided | NUT AND SCREW |
| Distance Between Mounting Facility Centers | 2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Inside Diameter | 1.610 INCHES MINIMUM AND 1.650 INCHES MAXIMUM IN |
| Electron Tube Base Accommodated Diameter | +1.610 TO 1.650 INCHES IN |
| Material | STEEL |
| Mounting Slot Width | 0.170 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 23443-1B PRIMARY | L3harris Technologies, Inc. (USA) |
NSN 5960-00-377-6558 is a Retainer,electron Tube, manufactured by L3harris Technologies, Inc., classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-00-377-6558 has 1 manufacturer part number on file: 23443-1B (L3harris Technologies, Inc.).
Key specifications for 23443-1B: Mounting Facility Type and Quantity: 2 SLOT SINGLE MOUNTING FACILITY; Overall Height: 0.625 INCHES NOMINAL IN; Distance From Retainer Center to Centerline of Mounting Facility: 1.188 INCHES NOMINAL IN; Mounting Slot Length: 0.230 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. 12 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.
NSN 5960-00-377-6558 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.