The Parts Kit,seal Replacement,mecha, cataloged under National Stock Number 1680-01-609-2873, 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. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1680-01-609-2873 |
| Primary Part Number | 3491AS0724-4 |
| Item Name | Parts Kit,seal Replacement,mecha |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 3491AS0724-4 | Trelleborg Sealing Solutions Us, Inc. (USA) |
| 3491AS0724-4 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 3491AS0724-4 | 5/2 Secondary reference U.S. Government activity |
NSN 1680-01-609-2873 is a Parts Kit,seal Replacement,mecha, 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 1680-01-609-2873 has 2 manufacturer part numbers on file: 3491AS0724-4 (Trelleborg Sealing Solutions Us, Inc.), 3491AS0724-4 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 3491AS0724-4: Special Features: SEALS, PISTON AND GLAND, SHEAVE DAMPER; Part Name Assigned by Controlling Agency: KIT, SEAL, SHEAVE; End Item Identification: CTPLT/ARSGEAR. 0 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.