The O-Ring, cataloged under National Stock Number 5331-00-788-3428, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-788-3428 |
| Primary Part Number | 2938-16 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives |
| Status | ACTIVE |
| Color | BLACK |
| Center Hole Diameter | 0.060 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Reference Number Differentiating Characteristics | SELECTED AND TESTED FOR USE ON ELECTROLYTIC OXYGEN-NITROGEN GENERATOR |
| Cross-Sectional Height | 0.062 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2938-16 | Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives (USA) |
| 1892-1 | General Regulator Corp. Dba Accudriv (USA) |
| 1240-95/56 | Devonport Royal Dockyard Limited, Devonport Royal Dockyard (GBR) |
| 11-004 | General Regulator Corp. Dba Accudriv (USA) |
| 26043-1 | General Regulator Corp. Dba Accudriv (USA) |
| 30639 PIECE 16 | Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives (USA) |
| 2938-16 | Siemens Moore Process Automation (GBR) |
| E36376-01PC61 | General Regulator Corp. Dba Accudriv (USA) |
| 1891-1 | General Regulator Corp. Dba Accudriv (USA) |
| 1842-55 | General Regulator Corp. Dba Accudriv (USA) |
| 10118DPC50 | General Regulator Corp. Dba Accudriv (USA) |
| D-18575-00PC5 | General Regulator Corp. Dba Accudriv (USA) |
| 74936-02 | Zf Industrieantriebe Witten Gmbh (DEU) |
| SR0708/1 | Devonport Royal Dockyard Limited, Devonport Royal Dockyard (GBR) |
| 11-004 | Zf Industrieantriebe Witten Gmbh (DEU) |
NSN 5331-00-788-3428 is a O-Ring, manufactured by Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-788-3428 has 15 cross-referenced part numbers: 2938-16 (Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives), 1892-1 (General Regulator Corp. Dba Accudriv), 1240-95/56 (Devonport Royal Dockyard Limited, Devonport Royal Dockyard), 11-004 (General Regulator Corp. Dba Accudriv), 26043-1 (General Regulator Corp. Dba Accudriv) and 10 more.
There are 12 known substitutes for 5331-00-788-3428: 5950-00-020-5138, 5935-00-167-4671, 5340-00-369-1312 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2938-16: Color: BLACK; Center Hole Diameter: 0.060 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC; Reference Number Differentiating Characteristics: SELECTED AND TESTED FOR USE ON ELECTROLYTIC OXYGEN-NITROGEN GENERATOR. 5 total characteristics are documented in the Federal Logistics Information System.