The Cushion,seat,aircraft, cataloged under National Stock Number 1680-01-503-0718, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-503-0718 |
| Primary Part Number | 3516AS2100-1 |
| Item Name | Cushion,seat,aircraft |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Overall Thickness | 2.750 INCHES NOMINAL IN |
| Criticality Code Justification | AGAV |
| Adjustability | NONADJUSTABLE |
| Seating Capacity | 1 |
| Mounting Attachment | NOT INCLUDED |
| Spring | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 3516AS2100-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 3516AS2100-1 | Bae Systems Land & Armaments L.p. (USA) |
| Reference | Meaning |
|---|---|
| 3516AS2100 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 3516AS2100 | 5/9 Secondary reference Simula Safety Systems Inc. |
NSN 1680-01-503-0718 is a Cushion,seat,aircraft, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-503-0718 has 2 manufacturer part numbers on file: 3516AS2100-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 3516AS2100-1 (Bae Systems Land & Armaments L.p.).
Key specifications for 3516AS2100-1: Overall Thickness: 2.750 INCHES NOMINAL IN; Criticality Code Justification: AGAV; Overall Length: 16.000 INCHES NOMINAL IN; Overall Width: 15.250 INCHES NOMINAL IN. 6 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.