Anchor nuts & rivet nuts
K1000 Two-Lug Anchor Nuts (MS21047)
The standard two-lug all-metal nut plate. A distributor lists K1000 as the MS21047, NAS680 and NAS1023A part.
- Threads6-32 to 1/4-28
- TypeTwo lug, all metal, full size
Where to buy
More distributors
Per the listing, anchor nuts are for blind mounting, where a hex nut cannot be reached or an attached nut makes maintenance easier. The dimpled-lug version is for dimpled skins.
Drill the two rivet holes with a jig: anchor nut jigs at a distributor list the hole spacing per screw size, A distributor's jig set the US option. The miniature version is MK1000.
Specifications
| Designations (per the listing) | K1000 = MS21047 = NAS680 = NAS1023A |
|---|---|
| Type | Two lug, all metal, full size |
| Rivet holes | Plain, or dimpled (MS21047L…K) |
| Threads | 6-32 to 1/4-28 |
Source: a distributor's listing, checked 2026-09-30.
Sizes listed 9 rows
| Material | Thread Size | Description | Part Number |
|---|---|---|---|
| All Metal | 6-32 | Plain Rivet Holes | K1000-06 |
| All Metal | 8-32 | Plain Rivet Holes | K1000-08 |
| All Metal | 10-32 | Plain Rivet Holes | K1000-3 |
| All Metal | 1/4-28 | Plain Rivet Holes | K1000-4 |
| All Metal | 5/16-24 | Plain Rivet Holes | K1000-5 |
| All Metal | 3/8-24 | Plain Rivet Holes | K1000-6 |
| All Metal | 6-32 | Dimpled Rivet Holes | MS21047L06K |
| All Metal | 8-32 | Dimpled Rivet Holes | MS21047L08K |
| All Metal | 10-32 | Dimpled Rivet Holes | MS21047L3K |
Questions people actually ask
Where can I buy the Two Lug All Metal Anchor Nuts K1000 Full Size?
A distributor we checked lists it in the Americas. The link to its page, with the live price and stock, opens when the partnership does.
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