Delron Inserts Flush Head with Floating Nut D137HF Series – Thin Panel
D137HF Series inserts are designed specifically for lightweight applica- tions in .300 minimum thick panels. The inserts
provide a flush application with a floating nut element for potential hole misalignments.
Materials and Finishes:
Body: Options listed in Part Number Selection.
Cap: Brass; Cadmium plated, or Aluminum, Anodized at manufacturer’s option.
T-Nut: Options listed in Part Number Selection.
Notes:
- No. T-7 adhesive backed installation tabs are furnished with all
- Tolerances, unless otherwise specified: .xxx ± .010; Angles ± 2°.
Table 1
| Size | PThread Size 9 | Installation |
| 1 | .1380-32 UNJC-3B | .560 – .567 |
| 2 | .1649-32 UNJC-3B | |
| 3 | .1900-32 UNJF-3 |
Part Number Selection
Consult Rosán for availability of optional materials, finishes and sizes.
Example:
Typical Assembly
Typical Series D137HF, Floating Nut Insert; installed in honeycomb sandwich panel. Insert is held in place by a cured
epoxy compound.
Note: For general installation informa- tion, refer to page 45. For hole preparation see table above.