The Bellows,protection, cataloged under National Stock Number 9390-01-224-2245, is classified within Federal Supply Class 9390 (Miscellaneous Fabricated Nonmetallic Materials) of the Nonmetallic Fabricated Materials group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9390-01-224-2245 |
| Item Name | Bellows,protection |
| FSC / FSG | 9390 / 93 — Miscellaneous Fabricated Nonmetallic Materials |
| Status | ACTIVE |
| Small End Inside Diameter | 1.750 INCHES NOMINAL IN |
| Extended Length | 7.370 INCHES NOMINAL IN |
| Large End Inside Diameter | 3.250 INCHES NOMINAL IN |
| Large End Outside Diameter | 3.300 INCHES NOMINAL IN |
| Contracted Length | 0.750 INCHES NOMINAL IN |
| Small End Outside Diameter | 1.800 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR |
| Thickness | 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| ST55D49-2 | 5/9 Secondary reference Lockheed Martin Corp |
| T19499-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 9390-01-224-2245 is a Bellows,protection, classified under FSC 9390, Miscellaneous Fabricated Nonmetallic Materials. Status: active.
Key specifications for 9390-01-224-2245: Small End Inside Diameter: 1.750 INCHES NOMINAL IN; Extended Length: 7.370 INCHES NOMINAL IN; Large End Inside Diameter: 3.250 INCHES NOMINAL IN; Large End Outside Diameter: 3.300 INCHES NOMINAL IN. 8 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.
NSN 9390-01-224-2245 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.