The Retainer,crystal Holder, cataloged under National Stock Number 5955-00-665-4963, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 11 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 | 5955-00-665-4963 |
| Primary Part Number | M7433804SUB1 |
| Item Name | Retainer,crystal Holder |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Overall Diameter | 0.750 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Style Designator | CYLINDRICAL |
| Accommodated Item Securing Device Type | FRICTION FASTENER |
| Nominal Thread Size | 0.625 INCHES SINGLE MOUNTING FACILITY IN |
| Surface Treatment | SILVER |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Thread Quantity Per Inch | 24 SINGLE MOUNTING FACILITY |
| Material | COPPER ALLOY |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| M7433804SUB1 PRIMARY | Westinghouse Electric Corp (USA) |
NSN 5955-00-665-4963 is a Retainer,crystal Holder, manufactured by Westinghouse Electric Corp, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-00-665-4963 has 1 manufacturer part number on file: M7433804SUB1 (Westinghouse Electric Corp).
Key specifications for M7433804SUB1: Mounting Facility Type and Quantity: 1 THREADED STUD(S) SINGLE MOUNTING FACILITY; Overall Diameter: 0.750 INCHES NOMINAL IN; Precious Material: SILVER; Style Designator: CYLINDRICAL. 11 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.
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.