The O-Ring, cataloged under National Stock Number 5331-01-499-0557, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-499-0557 |
| Primary Part Number | S1000-.82X4.8 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics |
| Status | ACTIVE |
| Cross-Sectional Height | 0.029 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN |
| Material Document and Classification | ZZ-R-765,CLASS 1B,GRADE 70 FED SPEC SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 0.184 INCHES MINIMUM AND 0.194 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROSILICONE CLASS FQ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| S1000-.82X4.8 | Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics (USA) |
| Reference | Meaning |
|---|---|
| SP031X00189S | 5/9 Secondary reference Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics |
| 1452431-5 | 5/9 Secondary reference U.S. Government activity |
| 1452431-5 | 3/2 Design control — primary reference U.S. Government activity |
| 0170-008-0 | 5/2 Secondary reference U.S. Government activity |
NSN 5331-01-499-0557 is a O-Ring, manufactured by Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-499-0557 has 1 manufacturer part number on file: S1000-.82X4.8 (Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics).
Key specifications for S1000-.82X4.8: Cross-Sectional Height: 0.029 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN; Material Document and Classification: ZZ-R-765,CLASS 1B,GRADE 70 FED SPEC SINGLE MATERIAL RESPONSE; Center Hole Diameter: 0.184 INCHES MINIMUM AND 0.194 INCHES MAXIMUM IN; End Item Identification: BAND 9/10 TRA. 4 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.