The Cup,compression, cataloged under National Stock Number 5340-00-862-1179, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-862-1179 |
| Primary Part Number | 3K6879 |
| Item Name | Cup,compression |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Feather Edge Angle | 20.0 DEGREES NOMINAL |
| Overall Diameter | 0.775 INCHES NOMINAL IN |
| Recess Major Inside Diameter | 0.708 INCHES NOMINAL IN |
| Base Material Thickness | 0.078 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC OVERALL |
| Recess Inside Diameter | 0.525 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3K6879 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 5340-00-862-1179 is a Cup,compression, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-862-1179 has 1 manufacturer part number on file: 3K6879 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 3K6879: Feather Edge Angle: 20.0 DEGREES NOMINAL; Overall Diameter: 0.775 INCHES NOMINAL IN; Overall Length: 0.290 INCHES NOMINAL IN; Recess Major Inside Diameter: 0.708 INCHES NOMINAL IN. 6 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.