The Liner,antifretting, cataloged under National Stock Number 1680-01-487-2279, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1680-01-487-2279 |
| Primary Part Number | 423RS274-3 |
| Item Name | Liner,antifretting |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| 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 |
|---|---|
| 423RS274-3 PRIMARY | The Boeing Company (USA) |
| 423RS274-3 | Kamatics Corporation (USA) |
| Reference | Meaning |
|---|---|
| 423RS274 | D/9 Drawing number reference only The Boeing Company |
| 423RS274-3 | 5/2 Secondary reference U.S. Government activity |
NSN 1680-01-487-2279 is a Liner,antifretting, manufactured by The Boeing Company, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-487-2279 has 2 manufacturer part numbers on file: 423RS274-3 (The Boeing Company), 423RS274-3 (Kamatics Corporation).
Key specifications for 423RS274-3: Special Features: NHA LINER, ANTI-FRETTING CONNECTING LINK ROTARY WING HEAD; DIM 3.2750 X 3.2550 X 3.245; End Item Identification: H-46. 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.
NSN 1680-01-487-2279 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.