The Plate,mounting, cataloged under National Stock Number 5340-01-415-0686, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-415-0686 |
| Primary Part Number | 1220C1272 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Length | 2.880 INCHES NOMINAL2.880 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.281 INCHES NOMINAL ALL HOLES IN |
| Shape | SQUARE |
| Aperture Diameter | 1.590 INCHES MINIMUM AND 1.610 INCHES MAXIMUM IN |
| Width | 2.880 INCHES NOMINAL2.880 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE |
| Thickness | 0.120 INCHES NOMINAL0.120 INCHES NOMINAL IN |
| Mounting Hole Type | UNTHREADED |
| Aperture Shape | ROUND |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 1220C1272 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 1220C1272 | 5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems |
NSN 5340-01-415-0686 is a Plate,mounting, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-415-0686 has 1 manufacturer part number on file: 1220C1272 (Lockheed Martin Corporation Div Rms).
Key specifications for 1220C1272: Mounting Hole Quantity: 4; Length: 2.880 INCHES NOMINAL2.880 INCHES NOMINAL IN; Mounting Hole Diameter: 0.281 INCHES NOMINAL ALL HOLES IN; Shape: SQUARE. 10 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.