The Piston,compressor, cataloged under National Stock Number 4310-00-677-7353, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Joy Global Underground Mining Llc. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4310-00-677-7353 |
| Primary Part Number | 211439 |
| Item Name | Piston,compressor |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Joy Global Underground Mining Llc |
| Status | ACTIVE |
| Ring Groove Width | 0.125 INCHES NOMINAL AND 0.188 INCHES NOMINAL IN |
| Integral Connecting Rod | NOT INCLUDED |
| Retaining Ring Groove | NOT INCLUDED |
| Surface Finish | SEMIFINISHED |
| Ring Groove Position and Quantity | NO. 1,NO. 2,NO. 3,NO. 4 PISTON |
| Oil Passage Type | SLOT |
| Diameter | 4.085 INCHES NOMINAL IN |
| Ring Groove Diameter | 1.900 INCHES NOMINAL IN |
| Distance From Pin Hole Center to Extreme Top | 4.037 INCHES NOMINAL IN |
| Pin | NOT INCLUDED |
| Pin Type for Which Designed | LOCKED |
| Oil Groove | NOT INCLUDED |
| Head Style | FLAT |
| Ring Groove Quantity | 4 |
| Skirt Bottom Cutaway Feature | NOT INCLUDED |
| Ring | NOT INCLUDED |
| Pinhole Diameter | 0.688 INCHES NOMINAL IN |
| Pin Hole Bushing | NOT INCLUDED |
| Material | IRON CAST |
| Skirt Type | SOLID |
| 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 |
|---|---|
| 211439 | Joy Global Underground Mining Llc (USA) |
| Reference | Meaning |
|---|---|
| 211439 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4310-00-677-7353 is a Piston,compressor, manufactured by Joy Global Underground Mining Llc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-00-677-7353 has 1 manufacturer part number on file: 211439 (Joy Global Underground Mining Llc).
Key specifications for 211439: Overall Height: 5.040 INCHES NOMINAL IN; Ring Groove Width: 0.125 INCHES NOMINAL AND 0.188 INCHES NOMINAL IN; Integral Connecting Rod: NOT INCLUDED; Retaining Ring Groove: NOT INCLUDED. 20 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.