The Case,pump, cataloged under National Stock Number 4320-01-209-9644, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Roper Industries Inc Roper Pump Co Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-209-9644 |
| Primary Part Number | P1-257 |
| Item Name | Case,pump |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Roper Industries Inc Roper Pump Co Div |
| Status | ACTIVE |
| General Characteristics Item Description | DUCTILE IRON; MIL-I-17166A A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4320-01-209-9644 is a Case,pump, manufactured by Roper Industries Inc Roper Pump Co Div, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-01-209-9644 has 2 cross-referenced part numbers: P1-257 (Roper Industries Inc Roper Pump Co Div), P1-257-18 (Western Sky Industries Inc Dba Electromech Techologies).
There are 2 known substitutes for 4320-01-209-9644: 5305-00-021-3921, 1430-00-034-7246. Verify interchangeability with system specifications before substitution.
Key specifications for P1-257: General Characteristics Item Description: DUCTILE IRON; MIL-I-17166A A. 1 total characteristics are documented in the Federal Logistics Information System.