The Pin,piston, cataloged under National Stock Number 4310-01-211-0611, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Jastram Engineering Ltd. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Pin,piston |
| FSC / FSG | 4310 — Compressors and Vacuum Pumps (FSG 43) |
| Manufacturers | Jastram Engineering Ltd (CAGE L2798) |
| Parameter | Value |
|---|---|
| NSN | 4310-01-211-0611 |
| Primary Part Number | WA-820-0008 |
| Item Name | Pin,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Jastram Engineering Ltd |
| 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 |
|---|---|
| WA-820-0008 | Jastram Engineering Ltd (CAN) |
| Reference | Meaning |
|---|---|
| 820-008 | 3/9 Design control — primary reference Summer Equipment Ltd |
| 820-0008 | 5/9 Secondary reference Wagner Engineering Ltd |
| WA-820-0008 | 5/9 Secondary reference Jastram Engineering Ltd |
NSN 4310-01-211-0611 is a Pin,piston, manufactured by Jastram Engineering Ltd, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-211-0611 has 1 manufacturer part number on file: WA-820-0008 (Jastram Engineering Ltd).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-385-0352. Verify interchangeability with system specifications before substitution.
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.