The Retainer,electron Tube, cataloged under National Stock Number 5960-00-249-4903, 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. Dba Harris Corporation. Government technical data includes 13 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5960-00-249-4903 |
| Primary Part Number | 300197-2 |
| Item Name | Retainer,electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 SLOT SINGLE MOUNTING FACILITY |
| Distance From Retainer Center to Centerline of Mounting Facility | 1.125 INCHES NOMINAL IN |
| Mounting Slot Length | 0.206 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Angle Between Mounting Facility and Tension Loop Centerlines in Deg | 90.0 |
| Style Designator | SINGLE FOOT, CLIP LOCKED, TENSION CLAMP |
| Accommodated Item Securing Device Type | CLAMP |
| Distance From Retainer Center to End of Extended Clip | 1.500 INCHES NOMINAL IN |
| Inside Diameter | 1.337 INCHES MINIMUM AND 1.377 INCHES MAXIMUM IN |
| Electron Tube Base Accommodated Diameter | +1.337 TO 1.377 INCHES IN |
| Surface Treatment | PASSIVATE |
| Angle Between Mounting Facility and Loop Hinge Centerlines in Deg | 150.0 |
| Material | STEEL |
| Mounting Slot Width | 0.144 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| 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 |
|---|---|
| 300197-2 PRIMARY | L3harris Technologies, Inc. Dba Harris Corporation (USA) |
NSN 5960-00-249-4903 is a Retainer,electron Tube, manufactured by L3harris Technologies, Inc. Dba Harris Corporation, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-00-249-4903 has 1 manufacturer part number on file: 300197-2 (L3harris Technologies, Inc. Dba Harris Corporation).
1 possible match (shared part number, not a government interchangeability claim): 6220-00-928-9356. Verify interchangeability with system specifications before substitution.
Key specifications for 300197-2: Mounting Facility Type and Quantity: 1 SLOT SINGLE MOUNTING FACILITY; Overall Height: 0.750 INCHES NOMINAL IN; Distance From Retainer Center to Centerline of Mounting Facility: 1.125 INCHES NOMINAL IN; Mounting Slot Length: 0.206 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. 13 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.