The Packing Assembly, cataloged under National Stock Number 5330-00-497-0177, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-497-0177 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Intermediate Ring Quantity | 3 |
| Outside Diameter | 5.400 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR INTERMEDIATE RING |
| Cross-Sectional Shape Style | O-RING BOTTOM RING |
| Cut Type | RECTANGULAR TOP RING |
| Cut Type | RECTANGULAR BOTTOM RING |
| Cut Type | RECTANGULAR INTERMEDIATE RING |
| Inside Diameter | 4.100 INCHES NOMINAL IN |
| Height | 0.312 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q TOP RING |
| Material | RUBBER SILICONE CLASS Q BOTTOM RING |
| Material | RUBBER SILICONE CLASS Q INTERMEDIATE RING |
| Joint Type | SCARF-PERIPHERAL TOP RING |
| Joint Type | BUTT INTERMEDIATE RING |
| Joint Type | SCARF-PERIPHERAL BOTTOM RING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 925687-1 | 3/2 Design control — primary reference U.S. Government activity |
| 925687-1 | 5/9 Secondary reference Lockheed Martin Services, Llc |
NSN 5330-00-497-0177 is a Packing Assembly, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-00-497-0177: Intermediate Ring Quantity: 3; Outside Diameter: 5.400 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR INTERMEDIATE RING; Cross-Sectional Shape Style: O-RING BOTTOM RING. 15 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.