The Packing Assembly, cataloged under National Stock Number 5330-00-191-9563, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-191-9563 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Outside Diameter | 1.188 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR BOTTOM RING |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR TOP RING |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Height | 0.844 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE BOTTOM RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE TOP RING |
| Joint Type | SCARF-PERIPHERAL INTERMEDIATE RING |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL IN ACCORDANCE WITH ACTIVITY HXQUALITY 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 | Y |
| Reference | Meaning |
|---|---|
| AV89-892PC42 | 5/1 Secondary reference Automatic Switch Company Dba Asco |
| 21-544M | 3/1 Design control — primary reference Automatic Switch Company Dba Asco |
NSN 5330-00-191-9563 is a Packing Assembly, classified under FSC 5330, Packing and Gasket Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5331-01-433-2680. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-00-191-9563: Outside Diameter: 1.188 INCHES NOMINAL IN; Criticality Code Justification: ZZZY; Cross-Sectional Shape Style: SQUARE/RECTANGULAR BOTTOM RING; Cross-Sectional Shape Style: SQUARE/RECTANGULAR TOP RING. 10 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.