The Spacer,optical Element, cataloged under National Stock Number 6650-01-503-7561, is classified within Federal Supply Class 6650 (Optical Instruments, Test Equipment, Components and Accessories) of the Instruments and Laboratory Equipment group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-503-7561 |
| Primary Part Number | 3254344-1 |
| Item Name | Spacer,optical Element |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Overall Thickness | 0.660 INCHES NOMINAL IN |
| Material | PLASTIC POLYAMIDE NYLON |
| 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 |
|---|---|
| 3254344-1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| 3254344-1 | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 3254344-1 | 5/9 Secondary reference U.S. Government activity |
| X033000RAY | 5/9 Secondary reference Mbc Electronic Fasteners Inc |
| 3254344 | D/9 Drawing number reference only U.S. Government activity |
NSN 6650-01-503-7561 is a Spacer,optical Element, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-503-7561 has 2 manufacturer part numbers on file: 3254344-1 (Raytheon Company Dba Raytheon Co), 3254344-1 (Raytheon Company).
Key specifications for 3254344-1: Overall Thickness: 0.660 INCHES NOMINAL IN; Special Features: OVERALL LENGTH 0.375 INCH; OUTSIDE DIAMETER 0.156 INCH; INSIDE DIAMETER 0.156 INCH IN; End Item Identification: 5855014643150; Material: PLASTIC POLYAMIDE NYLON. 2 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.