The O-Ring, cataloged under National Stock Number 5331-01-129-7625, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Vertex Modernization and Sustainment Llc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-129-7625 |
| Primary Part Number | 3930AS1190-15 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Vertex Modernization and Sustainment Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.042 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Material Document and Classification | MIL-25988 TYPE 1, CLASS 1, GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE |
| Elongation Percentage | 125 MAXIMUM |
| Center Hole Diameter | 0.451 INCHES MINIMUM AND 0.463 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 |
|---|---|
| 00457-045 F70 | Freudenberg-Nok General Partnership Dba International Seal Co Inc (USA) |
| 3930AS1190-15 PRIMARY | Vertex Modernization and Sustainment Llc (USA) |
| Reference | Meaning |
|---|---|
| LRC63047-15 | 5/9 Secondary reference Loadholtz Rubber Co Inc |
| ST7M251-15 | 5/9 Secondary reference The Boeing Company Div Defense |
| CGR1601-0125-15 | 5/2 Secondary reference U.S. Government activity |
| 10163419 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| SZ7583-15 | 5/2 Secondary reference U.S. Government activity |
| MIL-R-25988 | 4/1 Identification reference U.S. Government activity |
| 3930AS1190-15 | C/1 Advisory reference — outside the item-of-supply concept Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5331-01-129-7625 is a O-Ring, manufactured by Vertex Modernization and Sustainment Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-129-7625 has 2 manufacturer part numbers on file: 00457-045 F70 (Freudenberg-Nok General Partnership Dba International Seal Co Inc), 3930AS1190-15 (Vertex Modernization and Sustainment Llc).
Key specifications for 3930AS1190-15: Cross-Sectional Height: 0.042 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Material Document and Classification: MIL-25988 TYPE 1, CLASS 1, GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE; Elongation Percentage: 125 MAXIMUM. 6 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.