The O-Ring, cataloged under National Stock Number 5331-01-440-1373, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Aalberts Integrated Piping Systems Americas, Inc.. Government technical data includes 1 verified specification, 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 | 5331-01-440-1373 |
| Primary Part Number | D-2500 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Aalberts Integrated Piping Systems Americas, Inc. |
| Status | ACTIVE |
| Material | RUBBER SYNTHETIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D-2500 PRIMARY | Aalberts Integrated Piping Systems Americas, Inc. (USA) |
NSN 5331-01-440-1373 is a O-Ring, manufactured by Aalberts Integrated Piping Systems Americas, Inc., classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-440-1373 has 1 cross-referenced part number: D-2500 (Aalberts Integrated Piping Systems Americas, Inc.).
There are 6 known substitutes for 5331-01-440-1373: 6105-00-479-8991, 5315-00-685-1133, 5220-00-760-9430 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for D-2500: Special Features: AMERICAN BACKFLOW PARTS CATALOG PAGE C14; Material: RUBBER SYNTHETIC; Part Name Assigned by Controlling Agency: CAP O-RING; End Item Identification: DOUBLE CHECK VALVE ASSY SERIES 40-100,3/4 & 1 IN IN. 4 total characteristics are documented in the Federal Logistics Information System.