The Retainer,electron Tube, cataloged under National Stock Number 5960-00-273-2461, 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 Measurement Specialties Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5960-00-273-2461 |
| Primary Part Number | HCT005-010-999 |
| Item Name | Retainer,electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | Measurement Specialties Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Eia Electron Tube Envelope Accommodated | T5 1-2 |
| Distance From Retainer Center to Centerline of Mounting Facility | 0.469 INCHES NOMINAL IN |
| Overall Diameter | 0.688 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.132 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Style Designator | HELIX SPRING HOLD DOWN WITH HOOK |
| Accommodated Item Securing Device Type | COMPRESSION SPRING |
| Features Provided | POST LOCKING TAB |
| Surface Treatment | PASSIVATE |
| 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 |
|---|---|
| HCT005-010-999 PRIMARY | Measurement Specialties Inc (USA) |
| Reference | Meaning |
|---|---|
| 7481731P10 | 5/9 Secondary reference General Electric Co Semi-Conductor Products Dept |
| 519A11-5 | 5/2 Secondary reference U.S. Government activity |
| 23B2 | 5/9 Secondary reference Edwards W H Engineering Corp |
NSN 5960-00-273-2461 is a Retainer,electron Tube, manufactured by Measurement Specialties Inc, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-00-273-2461 has 1 manufacturer part number on file: HCT005-010-999 (Measurement Specialties Inc).
1 possible match (shared part number, not a government interchangeability claim): 6620-00-448-4378. Verify interchangeability with system specifications before substitution.
Key specifications for HCT005-010-999: Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 1.500 INCHES NOMINAL IN; Eia Electron Tube Envelope Accommodated: T5 1-2; Distance From Retainer Center to Centerline of Mounting Facility: 0.469 INCHES NOMINAL IN. 10 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.