Description
A lightweight anodised aluminium retainer for square-flange receptacles, in metric (M3) or UNC (4-40) thread. Between 1.2 g and 1.6 g depending on shell size.
Key specifications
| Material | Aluminium alloy, black anodized |
|---|---|
| Thread | M3 (metric) or 4-40 (UNC) |
| Shell sizes | 11, 13, 15, 17, 19 |
| Mass | 1.2 g – 1.6 g depending on shell size |
Material & plating options
| Code | Technical design | RoHS / REACH | Electrically conductive | Salt spray (MIL) | Salt spray (VG) |
|---|---|---|---|---|---|
| 3 | Aluminium, black anodized Base material: Al-alloy |
Yes | n.a. | n.a. | n.a. |
How to order
A full part number is built up from:
- Shell size
- Material & Plating option
- Thread type (M or U)
Order example: YB-9838-19-3-M
- RETAINER – ULTRA LIGHT
- SIZE 19
- BLACK ANODIZED
- METRIC THREAD
Dimensioned drawing & full datasheet
Open the YB-9838 datasheet — page 90 of the EMCA Harsh Environment Data Connectivity Solutions catalogue, with full dimensions in mm (inch).
Bourne Aerospace & Defense Inc is the sole authorised EMCA distributor in the United States. Request a quote for pricing, lead time, shell sizes and cross-references against your existing part numbers.



