The Piston,pump, cataloged under National Stock Number 4320-01-182-7337, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-182-7337 |
| Primary Part Number | 7-0857-1 |
| Item Name | Piston,pump |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc |
| Status | ACTIVE |
| Pin | NOT INCLUDED |
| Material | ALUMINUM AND COPPER ALLOY 706 |
| Head Style | FLAT |
| Skirt Bottom Cutaway Feature | NOT INCLUDED |
| Oil Groove | NOT INCLUDED |
| Ring | NOT INCLUDED |
| Pin Hole Bushing | NOT INCLUDED |
| Retaining Ring Groove | INCLUDED |
| Diameter | 1.300 INCHES MINIMUM AND 1.301 INCHES MAXIMUM IN |
| Skirt Type | SOLID |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4320-01-182-7337 is a Piston,pump, manufactured by Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-01-182-7337 has 2 cross-referenced part numbers: 7-0857 (Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc), 7-0857-1 (Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc).
There are 3 known substitutes for 4320-01-182-7337: 5305-00-408-0129, 5905-00-539-2344, 5310-01-616-9226. Verify interchangeability with system specifications before substitution.
Key specifications for 7-0857-1: Pin: NOT INCLUDED; Material: ALUMINUM AND COPPER ALLOY 706; Head Style: FLAT; Skirt Bottom Cutaway Feature: NOT INCLUDED. 10 total characteristics are documented in the Federal Logistics Information System.