The Pump Piston Seal, cataloged under National Stock Number 4320-01-546-0373, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Dionex Corp. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-546-0373 |
| Primary Part Number | 55870 |
| Item Name | Pump Piston Seal |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Dionex Corp |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 55870 | Dionex Corp (USA) |
NSN 4320-01-546-0373 is a Pump Piston Seal, manufactured by Dionex Corp, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-01-546-0373 has 1 cross-referenced part number: 55870 (Dionex Corp).
There are 6 known substitutes for 4320-01-546-0373: 6685-00-242-2187, 3040-00-322-5609, 6685-01-516-8265 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 55870: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 2 total characteristics are documented in the Federal Logistics Information System.