The Lining,friction, cataloged under National Stock Number 2530-00-904-9014, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is Continental Emsco Co Skagit Products Div. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 2530-00-904-9014 |
| Primary Part Number | RC6557-4 |
| Item Name | Lining,friction |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Continental Emsco Co Skagit Products Div |
| Status | ACTIVE |
| Strengthening Feature | INTERWOVEN WIRE |
| Hole Arrangement Style | DOUBLE EVEN |
| Arc Length | 25.187 INCHES NOMINAL IN |
| Supplementary Features | THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCE, 55102, HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984 |
| Lining Style | SEGMENT PLAIN |
| Features Provided | RIGID FRICTION LINING |
| Surface Condition and Location | BOTH SIDES GROUND |
| Application Type | DRY |
| Attachment Method | RIVETED |
| Width | 1.625 INCHES NOMINAL IN |
| Minor Radius | 4.000 INCHES NOMINAL IN |
| Fabrication Method | MOLDED |
| Thickness | 0.250 INCHES NOMINAL IN |
| Hole Type and Quantity | 28 THRU-HOLE |
| 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 |
|---|---|
| RC6557-4 PRIMARY | Continental Emsco Co Skagit Products Div (USA) |
| Reference | Meaning |
|---|---|
| RC6660 | 5/9 Secondary reference Continental Emsco Co Skagit Products Div |
NSN 2530-00-904-9014 is a Lining,friction, manufactured by Continental Emsco Co Skagit Products Div, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-904-9014 has 1 manufacturer part number on file: RC6557-4 (Continental Emsco Co Skagit Products Div).
Key specifications for RC6557-4: Strengthening Feature: INTERWOVEN WIRE; Hole Arrangement Style: DOUBLE EVEN; Arc Length: 25.187 INCHES NOMINAL IN; Supplementary Features: THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCE, 55102, HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984. 14 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.