The Diaphragm,chamber,brake, cataloged under National Stock Number 2530-01-084-9643, 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 Meritor Heavy Vehicle Systems, Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2530-01-084-9643 |
| Primary Part Number | 2797C107 |
| Item Name | Diaphragm,chamber,brake |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Diaphragm Type | BEADED ANGULAR RECESSED |
| Mounting Method | BEAD |
| Overall Outside Diameter | 6.500 INCHES NOMINAL IN |
| Material Thickness | 0.156 INCHES NOMINAL IN |
| Construction | RAYON PLY |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| 2797C107 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| 2797C107 | Cmbf, Llc Dba Cmbf Llc (USA) |
| 15RS4 | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 15RS4 | 5/9 Secondary reference Oshkosh Corp |
| 2797C107 | 5/9 Secondary reference Motion Control Industries, Inc. |
NSN 2530-01-084-9643 is a Diaphragm,chamber,brake, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-084-9643 has 3 manufacturer part numbers on file: 2797C107 (Meritor Heavy Vehicle Systems, Llc), 2797C107 (Cmbf, Llc Dba Cmbf Llc), 15RS4 (Oshkosh Defense Llc).
Key specifications for 2797C107: Overall Height: 1.375 INCHES NOMINAL IN; Diaphragm Type: BEADED ANGULAR RECESSED; Mounting Method: BEAD; Overall Outside Diameter: 6.500 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.