The Closing Loop Set,ai, cataloged under National Stock Number 1670-01-502-0385, is classified within Federal Supply Class 1670 (Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Bae Systems Land & Armaments L.p.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1670-01-502-0385 |
| Primary Part Number | 3516AS2020-9 |
| Item Name | Closing Loop Set,ai |
| FSC / FSG | 1670 / 16 — Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment |
| Manufacturer | Bae Systems Land & Armaments L.p. |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 3516AS2020-9 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 3516AS2020-9 PRIMARY | Bae Systems Land & Armaments L.p. (USA) |
| Reference | Meaning |
|---|---|
| 3516AS2020-9 | 5/9 Secondary reference Simula Safety Systems Inc. |
NSN 1670-01-502-0385 is a Closing Loop Set,ai, manufactured by Bae Systems Land & Armaments L.p., classified under FSC 1670, Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment. Status: active.
NSN 1670-01-502-0385 has 2 manufacturer part numbers on file: 3516AS2020-9 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 3516AS2020-9 (Bae Systems Land & Armaments L.p.).
Key specifications for 3516AS2020-9: Criticality Code Justification: AGAV; End Item Identification: SAFETY AND SURVIVAL MATERIAL. 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 1670-01-502-0385 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.