The Nrp,crystal Detecto, cataloged under National Stock Number 4920-01-657-5876, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Aeroflex Control Components, Inc Dba Advance Control Components. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Nrp,crystal Detecto |
| FSC / FSG | 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment (FSG 49) |
| Manufacturers | Aeroflex Control Components, Inc Dba Advance Control Components (CAGE 62482); Caes Systems Llc (CAGE 64537); Lockheed Martin Corporation Div Rotary and Mission Systems (CAGE 16331) |
| Parameter | Value |
|---|---|
| NSN | 4920-01-657-5876 |
| Primary Part Number | ACSP-2658N |
| Item Name | Nrp,crystal Detecto |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Aeroflex Control Components, Inc Dba Advance Control Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | V |
| Part Number | Manufacturer |
|---|---|
| ACSP-2658N PRIMARY | Aeroflex Control Components, Inc Dba Advance Control Components (USA) |
| ACSP-2658N PRIMARY | Caes Systems Llc (USA) |
| ACSP-2658N PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
NSN 4920-01-657-5876 is a Nrp,crystal Detecto, manufactured by Aeroflex Control Components, Inc Dba Advance Control Components, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-657-5876 has 3 manufacturer part numbers on file: ACSP-2658N (Aeroflex Control Components, Inc Dba Advance Control Components), ACSP-2658N (Caes Systems Llc), ACSP-2658N (Lockheed Martin Corporation Div Rotary and Mission Systems).
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 4920-01-657-5876 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.