The Bellows,protection, cataloged under National Stock Number 5342-01-218-6158, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-218-6158 |
| Item Name | Bellows,protection |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT HYDRAULIC SYSTEM |
| Large End Outside Length | 0.250 INCHES NOMINAL IN |
| Small End Inside Diameter | 0.295 INCHES NOMINAL IN |
| Large End Inside Diameter | 0.534 INCHES NOMINAL IN |
| Large End Outside Width | 0.784 INCHES NOMINAL IN |
| Small End Outside Length | 0.125 INCHES NOMINAL IN |
| Material Document and Classification | MIL-R-25988, TYPE 2, CLASS 1, GRADE 60 MIL SPEC SINGLE MATERIAL RESPONSE |
| Thickness at Both Ends | 0.125 INCHES NOMINAL IN |
| Small End Outside Width | 0.545 INCHES NOMINAL IN |
| Material | RUBBER |
| Thickness | 0.035 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5900712 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5342-01-218-6158 is a Bellows,protection, classified under FSC 5342, Hardware, Weapon System. Status: active.
Key specifications for 5342-01-218-6158: FSC Application Data: AIRCRAFT HYDRAULIC SYSTEM; Large End Outside Length: 0.250 INCHES NOMINAL IN; Small End Inside Diameter: 0.295 INCHES NOMINAL IN; Large End Inside Diameter: 0.534 INCHES NOMINAL IN. 11 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.