The Connecting Rod,piston, cataloged under National Stock Number 4310-01-261-4178, 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 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-261-4178 |
| Primary Part Number | A3-B4103 |
| Item Name | Connecting Rod,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Rix Industries |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| A3-B4103 PRIMARY | Rix Industries (USA) |
| Reference | Meaning |
|---|---|
| 3-B4103 | 5/9 Secondary reference Rix Industries |
NSN 4310-01-261-4178 is a Connecting Rod,piston, manufactured by Rix Industries, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-261-4178 has 1 manufacturer part number on file: A3-B4103 (Rix Industries).
1 possible match (shared part number, not a government interchangeability claim): 5963-01-336-0867. Verify interchangeability with system specifications before substitution.
Key specifications for A3-B4103: Material: STEEL CORROSION RESISTING. 1 specification is 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.