55 × #20 Socket · Insert 22-55 · Shell 22 · Class F · Bayonet
MIL-DTL-26482 Series I (crimp)
Wall Mount Receptacle (MS3120)
F — grommet seal with strain relief clamp
22
22-55
55 × #20 Socket
Socket (Female)
#20
Crimp, rear release
Bayonet (quick-disconnect)
Aluminium alloy
Olive drab cadmium over aluminium (class F)
Synthetic rubber
Gold
7.5 A per contact
600 VAC (RMS)
-55°C to +125°C
5,000 MΩ min at 500 VDC
Environmental, grommet seal
The MS3120F22-55S is a MIL-DTL-26482 Series I wall mount receptacle in shell size 22 with insert arrangement 22-55, carrying 55 #20 socket contacts. Series I is the bayonet-coupled miniature circular family developed as the smaller companion to MIL-DTL-5015, using the 3-point quarter-turn bayonet for quick disconnect.
Service class F is grommet seal with strain relief clamp. Series I crimp styles (MS312x) accept rear-release crimp contacts, which are field-replaceable with standard 26482 tooling. Each #20 contact is rated 7.5 A per contact; the assembly operates from -55 °C to +125 °C with 5,000 MΩ minimum insulation resistance.
Airoadcon supplies the same MIL part number, interchangeable with the original QPL manufacturers.
| Item | Value |
|---|---|
| Airoadcon supplied part number | MS3120F22-55S |
| US MIL specification | MIL-DTL-26482 Series I |
| Insert arrangement | 22-55 — 55 × #20, shell 22, contact size #20 |
| Interchangeability | Same MS part number, form/fit/function interchangeable with Amphenol PT-series, ITT Cannon PT-series and Souriau VG95328 sources qualified to the same MS number. |
Need MS3120F22-55S?
Airoadcon cross-brand equivalent — free samples, 4-week lead time. MIL-SPEC qualified, environmental sealing. Email: info@airoadcon.com | Phone: +86-189-9192-7716
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