Specification
Where to buy| Item | Value |
|---|---|
| Type | Panel fastener grommet |
| Status | Manufacturer part. Check the manufacturer for any later revision before ordering. |
Part numbers
Part numbers commonly stocked. The standard governs and may list others.
1/43 part numbers
| Part no. | L, in | Grip, in | A, in | C, in | E, in |
|---|---|---|---|---|---|
| CA21038-4-1 | .115 | .085 | .505 max. | .255 max. | .310 |
| CA21038-4-2 | .135 | .105 | .505 max. | .255 max. | .310 |
| CA21038-4-3 | .155 | .125 | .505 max. | .255 max. | .310 |
3/83 part numbers
| Part no. | L, in | Grip, in | A, in | C, in | E, in |
|---|---|---|---|---|---|
| CA21038-6-1 | .105 | .085 | .630 max. | .395 max. | .465 |
| CA21038-6-2 | .125 | .105 | .630 max. | .395 max. | .465 |
| CA21038-6-3 | .145 | .125 | .630 max. | .395 max. | .465 |
Part number
What each code means
| Part | Meaning |
|---|---|
| Format | CA21038-<size>-<dash> |
| Example | CA21038-4-1 — 1/4 nominal size, grip .085 |
Notes from the standard
- First dash: nominal size (-4 = 1/4, -6 = 3/8); second dash: grip.
Where to buy
AmericaDistributor coming soonOur partner for this region is on its way
EuropeDistributor coming soonOur partner for this region is on its way
OceaniaDistributor coming soonOur partner for this region is on its way
Distributors coming soon.
Sources
- CA21038 — Grommet, Structural Panel Fastener (Mark IV) — nominal sizes and part numbers.
Educational reference only. not approved data. Always consult the applicable SRM, AMM, or AC 43.13-1B and your certifying authority.