The Pin,piston, cataloged under National Stock Number 4310-01-358-8049, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Rix Industries. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-358-8049 |
| Primary Part Number | 17-A3948-1 |
| Item Name | Pin,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Rix Industries |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Material | STEEL |
| Reference Number Differentiating Characteristics | MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 17-A3948-1 | Rix Industries (USA) |
| B5319 ITEM 66VM | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 17-A3948-1VM | 3/1 Design control — primary reference Naval Inventory Control Point Mechanicsburg |
| B5319 ITEM 66 | 5/1 Secondary reference Rix Industries |
NSN 4310-01-358-8049 is a Pin,piston, manufactured by Rix Industries, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-358-8049 has 2 manufacturer part numbers on file: 17-A3948-1 (Rix Industries), B5319 ITEM 66VM (Naval Inventory Control Point Mechanicsburg).
Key specifications for 17-A3948-1: Criticality Code Justification: ZZZY; Material: STEEL; Reference Number Differentiating Characteristics: MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION. 3 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.