The Retainer,optical Element, cataloged under National Stock Number 6650-00-409-8045, 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 Us Army Aviation and Missile Command. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-00-409-8045 |
| Primary Part Number | 10682558 |
| Item Name | Retainer,optical Element |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Hole or Slot Quantity | 2 |
| Drive Type | SLOTTED |
| Style Designator | RECESSED |
| Setscrew Notch | NOT PROVIDED |
| Hole Chamfer Angle in Deg | 30.0 |
| Thread Size | 0.625 IN.-40 UN IN |
| Width | 0.050 INCHES NOMINAL IN |
| Internal Annular Serration | NOT PROVIDED |
| Material | ALUMINUM ALLOY |
| Hole Diameter | 0.410 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 10682558 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 10682558 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories |
NSN 6650-00-409-8045 is a Retainer,optical Element, manufactured by Us Army Aviation and Missile Command, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-00-409-8045 has 1 manufacturer part number on file: 10682558 (Us Army Aviation and Missile Command).
Key specifications for 10682558: Hole or Slot Quantity: 2; Drive Type: SLOTTED; Style Designator: RECESSED; Setscrew Notch: NOT PROVIDED. 10 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.
NSN 6650-00-409-8045 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.