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FAA-PMA

3-420 is an FAA-PMA part held by Timken Corporation (PMA PQ4105CE) — approved as a replacement for 3420 on Mcdonnell Douglas DC3C-S1C3G, DC3C-S4C4G, DC3D-R-1830-90C · Current, May 2016.

2 PMA replacement parts on file for 3-420

A PMA part is approved for the specific eligibility listed on its FAA record; whether it may go on a particular aircraft, engine or component is the installer's determination from that record and the eligibility list. A part-number match alone does not establish eligibility. Source: FAA DRS PMA database, refreshed weekly. Data, not advice.

3-420 — VALVE,VENT-CHECK

3-420 is cataloged as VALVE,VENT-CHECK. It carries 4 NSN identities and cross-references to 7 related part numbers. FAA PMA approval is on file from Timken Company The. An estimated 217 aircraft of the approved type are registered in the US. The part appears on MCRL cross-reference data. Federal purchase history shows 2 awards totaling $17409.

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NSN identities

Approved sources (CAGE)

Government purchase history

Distinct Vendors
1
Last Award Date
2026-09-10
Total
$2.00
Total Amount
$17,408.75

Government pricing & management

Aac
Z
Aac Label
Insurance item, not stocked
Effective Date
2026-10-01
Moe
DN
Niin
010047086
Qup
1
Slc
0
Sos
SMS
Sos Label
DLA
Ui
EA
Unit Price
$4,867.21

Demand

Buyer Requests 90d
0
Buyer Requests All
0
Open Solicitations
0

Market on PartsAndPlanes

Active Listings
0
Avg Price
$0.00
Max Price
$0.00
Min Price
0
Sellers
0
Total Quantity
0

Availability

Band
Limited
Note
A single vendor holds the government award history and no one is listing it here yet.

Open DLA solicitations

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