The O-Ring, cataloged under National Stock Number 5331-00-925-4334, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, 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 | 5331-00-925-4334 |
| Primary Part Number | 5655PC |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division |
| Status | ACTIVE |
| Center Hole Diameter | 1.415 INCHES MINIMUM AND 1.427 INCHES MAXIMUM IN |
| Outside Diameter | 1.699 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 0221-8307 | Trelleborg Sealing Solutions France (FRA) |
| 221-8307 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| AS568-221 | Sae International Dba Sae International (USA) |
| AS568-221 | Society of Automotive Engineers Inc (USA) |
| 5655PC PRIMARY | Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division (USA) |
NSN 5331-00-925-4334 is a O-Ring, manufactured by Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-925-4334 has 5 cross-referenced part numbers: 0221-8307 (Trelleborg Sealing Solutions France), 221-8307 (Parker Hannifin Corporation Div O-Ring Division), AS568-221 (Sae International Dba Sae International), AS568-221 (Society of Automotive Engineers Inc), 5655PC (Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division).
There are 3 known substitutes for 5331-00-925-4334: 5331-00-892-1917, 5331-01-486-1739, 5331-01-734-3231. Verify interchangeability with system specifications before substitution.
Key specifications for 5655PC: Center Hole Diameter: 1.415 INCHES MINIMUM AND 1.427 INCHES MAXIMUM IN; Outside Diameter: 1.699 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.