The Retainer,crystal Holder, cataloged under National Stock Number 5955-00-752-5875, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 7 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 | 5955-00-752-5875 |
| Primary Part Number | 1242064 |
| Item Name | Retainer,crystal Holder |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| FSC Application Data | PIEZOELECTRIC CRYSTALS |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE |
| Overall Diameter | 0.611 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY 6061 |
| 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 |
|---|---|
| 1242064 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5955-00-752-5875 is a Retainer,crystal Holder, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-00-752-5875 has 1 manufacturer part number on file: 1242064 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 1242064: FSC Application Data: PIEZOELECTRIC CRYSTALS; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE; Overall Diameter: 0.611 INCHES MAXIMUM IN; Style Designator: CYLINDRICAL. 7 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.