The Ring,piston, cataloged under National Stock Number 4310-01-149-7249, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Trelleborg Sealing Solutions Us, Inc.. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Ring,piston |
| FSC / FSG | 4310 — Compressors and Vacuum Pumps (FSG 43) |
| Manufacturers | Trelleborg Sealing Solutions Us, Inc. (CAGE 09257); Satair A/s (CAGE R1120) |
| Parameter | Value |
|---|---|
| NSN | 4310-01-149-7249 |
| Primary Part Number | S55024-0280-42 |
| Item Name | Ring,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Trelleborg Sealing Solutions Us, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| S55024-0280-42 PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
| S55024-0280-42 | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| S55024-0280-42 | 5/9 Secondary reference U.S. Government activity |
NSN 4310-01-149-7249 is a Ring,piston, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-149-7249 has 2 manufacturer part numbers on file: S55024-0280-42 (Trelleborg Sealing Solutions Us, Inc.), S55024-0280-42 (Satair A/s).
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.