The Ring Packing Preformed, cataloged under National Stock Number 5330-01-184-7808, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-184-7808 |
| Item Name | Ring Packing Preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| General Characteristics Item Description | POLYTETRAFLUOROETHYLENE IMPREGNATED ASBESTOS 7/8 IN.I.DX1-1/2 IN.O.DX5/16 IN.THK. WITH ADIAGONAL CUT IN |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| 803-1385623-02XX-19 | 5/1 Secondary reference U.S. Government activity |
| P-7/8X1-1/2X5/16 | 3/1 Design control — primary reference John Crane, Inc |
| 803-1385623-034-19 | 5/1 Secondary reference U.S. Government activity |
NSN 5330-01-184-7808 is a Ring Packing Preformed, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-184-7808: General Characteristics Item Description: POLYTETRAFLUOROETHYLENE IMPREGNATED ASBESTOS 7/8 IN.I.DX1-1/2 IN.O.DX5/16 IN.THK. WITH ADIAGONAL CUT IN; Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 3 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.