M20/M16 thread, IP68, 15/30% RH.
Description
AD313F2 is an M20 humidity indicator plug for small electronic and optical equipment. The 15/30% RH disc is typically used with molecular sieve desiccant cartridges.
An M16 x 1.0 internal thread allows a desiccant cartridge to be fitted. External and internal EPDM seals support the specified IP68 protection, with an operating temperature range of −40 to +85 °C.
Technical specifications
| Specification | Value |
|---|---|
| External thread | M20 x 1.5–6g |
| Internal cartridge thread | M16 x 1.0–6g |
| Seals | EPDM |
| Overall length | 22 mm |
| Head | 28 mm diameter, 24 mm across flats |
| Material and finish | Aluminium, black anodised |
| Indicator disc | 15/30% RH |
| Protection rating | IP68 |
| Operating temperature | −40 to +85 °C |
| Compliance | REACH and RoHS |
Further information
| Thread | M20 x 1.5 – 6g (Int. M16 x 1.0-6g) |
|---|---|
| Seals | EPDM |
| Length | 22mm |
| Head | 28 (24mm A/F) |
| NATO Stock Number | 4440993627997, 6685996581950 |
| Associated Part Numbers to NSN | 659-902894.5, BLD2856, BLD2856/01, DEF STAN 66-16 IHP4M, SM92220-002 |
| Mounting Thread | M20 x 1.5 |
Drawings available on request.
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