The Ring,shutter,inner, cataloged under National Stock Number 1680-01-125-8639, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Moog Military Aircraft Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-125-8639 |
| Primary Part Number | 2040867-2 |
| Item Name | Ring,shutter,inner |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Moog Military Aircraft Llc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL PER MIL-S-6758,COMPOSITION 4130; 1.357 IN. MIN,1.407 IN. MAX LG; 1.910 IN. MIN,1.920 IN. MAX DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2040867-2 PRIMARY | Moog Military Aircraft Llc (USA) |
| Reference | Meaning |
|---|---|
| 10318582 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 2040867-2 | 5/9 Secondary reference Honeywell International Inc. Div Aerospace - Torrance |
NSN 1680-01-125-8639 is a Ring,shutter,inner, manufactured by Moog Military Aircraft Llc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-125-8639 has 1 manufacturer part number on file: 2040867-2 (Moog Military Aircraft Llc).
Key specifications for 2040867-2: General Characteristics Item Description: STEEL PER MIL-S-6758,COMPOSITION 4130; 1.357 IN. MIN,1.407 IN. MAX LG; 1.910 IN. MIN,1.920 IN. MAX DIA IN. 1 specification is 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 1680-01-125-8639 has DEMIL Code B. 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.