The Strongback,cushion, cataloged under National Stock Number 4910-01-511-3711, is classified within Federal Supply Class 4910 (Motor Vehicle Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4910-01-511-3711 |
| Primary Part Number | 6155778-33 |
| Item Name | Strongback,cushion |
| FSC / FSG | 4910 / 49 — Motor Vehicle Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| 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 |
|---|---|
| 6155778-33 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6155778 | D/9 Drawing number reference only Naval Sea Systems Command |
| 6155778-33 | 5/9 Secondary reference Navy, United States Department of the Dba Naval Surface Warfare Center Div Naval Surface Warfare Center Crane Division |
| RE-015113711 | 5/9 Secondary reference Naval Sea Systems Command |
| 6155778-33 | 5/9 Secondary reference Science Applications International Corporation Div Saic |
NSN 4910-01-511-3711 is a Strongback,cushion, manufactured by Naval Sea Systems Command, classified under FSC 4910, Motor Vehicle Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4910-01-511-3711 has 1 manufacturer part number on file: 6155778-33 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 4910-01-511-3712, 8145-01-574-7381. Verify interchangeability with system specifications before substitution.
Key specifications for 6155778-33: Overall Length: 56.880 INCHES NOMINAL IN; Overall Width: 19.120 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: STRONG BACK CUSHION; End Item Identification: TRANSMITTER GROUP, AEGIS. 0 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.