Krs Aerospace Elastomeric Solutions
PMA PQ2457CE · 11 approved parts replacing 11 OEM numbers · Airbus Helicopters, Bell, Leonardo S.p.A.
| PMA part | Replaces | Name | Make / model | Status | On PartsAndPlanes | DLA paid (OEM no.) |
|---|---|---|---|---|---|---|
| 4SK-310-100-107 | Bell 407-310-100-107 | Damper, Main Rotor | Bell 407, 427 | Current, Aug 2018 | — | — |
| 4SK-310-101-101 | Bell 407-310-101-101 | Bearing, Shear | Bell 407 | Current, Jan 2020 | — | — |
| 4SK-310-101-105 | Bell 407-310-101-105 | Bearing, Shear | Bell 407 | Current, Nov 2018 | — | — |
| 4SK-310-102-101 | Bell 407-310-102-101 | Bearing, Lead-Lag | Bell 407, 427 | Current, Mar 2020 | — | — |
| 4SK-310-102-103 | Bell 407-310-102-103 | Bearing, Lead-Lag | Bell 407, 427 | Current, Sep 2018 | — | — |
| 538591-60 | 109-0104-14-101 | Seal, Plain, Encased | Leonardo S.p.A. A109, A109AII, A109C, A109K2 | Current, Mar 2019 | — | — |
| 538592-60 | 109-0104-14-103 | Seal, Plain, Enclosed | Leonardo S.p.A. A109, A109AII, A109C, A109K2 | Current, Mar 2019 | — | — |
| B60-90-0539 | 350A33215300 | Tail Rotor Hinge Bearing | Airbus Helicopters AS350B | AS350B1 | AS350B2 | AS350B3 | AS350BA | AS350D | AS355E | AS355F | AS355F1 | AS355F2 | AS355N | AS355NP | Current, Aug 2021 | — | — |
| B60-90-0589 | 704A33633153 | Member, Laminated Lateral (Mgb) | Airbus Helicopters AS350B | AS350B1 | AS350B2 | AS350B3 | AS350BA | AS350D | EC130B4 | EC130T2 | Current, Nov 2025 | — | — |
| B60-90-0589 | 704A33633153 | Member, Laminated Lateral (Mgb) | Airbus Helicopters AS355E | AS355F | AS355F1 | AS355F2 AS355N | AS355NP | Current, Nov 2025 | — | — |
| B60-90-0590 | 704A33633151 | Member, Laminated Longitudinal (Mgb) | Airbus Helicopters AS350B | AS350B1 | AS350B2 | AS350B3 | AS350BA | AS350D | EC130B4 | EC130T2 | Current, Nov 2025 | — | — |
| B60-90-7700 | 704A33633208 | Spherical Bearing | Airbus Helicopters AS350B | AS350B1 | AS350B2 | AS350B3 | AS350BA | AS350D | AS355E | AS355F | AS355F1 | AS355F2 | AS355N | AS355NP | EC130B4 | EC130T2 | Current, May 2021 | — | — |
Sell any of these? List it free and this table names you, as does the page of every OEM number it replaces.
Source: the FAA PMA database, refreshed weekly. A PMA part is approved for the specific eligibility on its FAA record; whether it may be installed on a particular aircraft, engine or component is the installer's determination.