The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-310-4391, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 — Oscillators and Piezoelectric Crystals (FSG 59) |
| Manufacturers | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (CAGE 00136); General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (CAGE 05606) |
| Parameter | Value |
|---|---|
| NSN | 5955-01-310-4391 |
| Primary Part Number | 172A1541-2 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 96-185-1 | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| 172A1541-2 PRIMARY | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
| Reference | Meaning |
|---|---|
| R1032-2-BC AT 11MHZ | 5/9 Secondary reference Cts Inc |
NSN 5955-01-310-4391 is a Crystal Unit,quartz, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-310-4391 has 2 manufacturer part numbers on file: 96-185-1 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), 172A1541-2 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-354-8546. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5955-01-310-4391 has DEMIL Code Q. 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.