The O-Ring, cataloged under National Stock Number 5331-01-128-5188, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-128-5188 |
| Primary Part Number | AS568-152 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Center Hole Diameter | 3.213 INCHES MINIMUM AND 3.261 INCHES MAXIMUM IN |
| Outside Diameter | 3.443 INCHES NOMINAL IN |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Material | RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AS568-152 | Society of Automotive Engineers Inc (USA) |
| AS568-152 PRIMARY | Sae International Dba Sae International (USA) |
| AS568-152MIL-G-22050GR2 | Society of Automotive Engineers Inc (USA) |
NSN 5331-01-128-5188 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-128-5188 has 3 cross-referenced part numbers: AS568-152 (Society of Automotive Engineers Inc), AS568-152 (Sae International Dba Sae International), AS568-152MIL-G-22050GR2 (Society of Automotive Engineers Inc).
There are 4 known substitutes for 5331-01-128-5188: 5331-00-104-7620, 5331-00-457-2736, 5331-01-113-3702 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for AS568-152: Center Hole Diameter: 3.213 INCHES MINIMUM AND 3.261 INCHES MAXIMUM IN; Outside Diameter: 3.443 INCHES NOMINAL IN; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR. 4 total characteristics are documented in the Federal Logistics Information System.