The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-412-3047, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-412-3047 |
| Primary Part Number | MKM2600-040 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Thread Series | ISO S |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MKM2600-040 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| MKM2600-040 | Fairchild Fasteners Uk Ltd (GBR) |
| EF330-04 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| EF330-04 | 7/2 Vendor item drawing reference Leonardo Uk Limited (aw/eh101) |
| MKM2600-040 | 5/9 Secondary reference Kaynar Microdot Aerospace |
NSN 5310-01-412-3047 is a Nut,self-Locking,plate, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-412-3047 has 3 manufacturer part numbers on file: MKM2600-040 (Howmet Global Fastening Systems Inc), MKM2600-040 (Fairchild Fasteners Uk Ltd), EF330-04 (Leonardo Spa Helicopters Division - Production Site).
Key specifications for MKM2600-040: Thread Series: ISO S; Special Features: DIA 0.700 IN IN; Surface Treatment: CADMIUM OVERALL; Material: STEEL OVERALL. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.