The Packing Assembly, cataloged under National Stock Number 5330-00-690-4581, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-690-4581 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Intermediate Ring Quantity | 2 |
| Outside Diameter | 1.031 INCHES NOMINAL IN |
| Material Document and Classification | 105 CL 2,GR 40 MFR REF SINGLE MATERIAL RESPONSE BOTTOM RING |
| Material Document and Classification | 105 CL 2,GR 40 MFR REF SINGLE MATERIAL RESPONSE TOP RING |
| Material Document and Classification | MIL-R-6855 CL 2,GR 40 MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR AND ANGLE INTERMEDIATE RING |
| Inside Diameter | 0.805 INCHES NOMINAL IN |
| Height | 0.938 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR INTERMEDIATE RING |
| Material | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE BOTTOM RING |
| Material | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE TOP 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 |
|---|---|
| M19622/19-0008 | 2/2 Government specification standardization U.S. Government activity |
| MIL-S-19622/19 | 4/1 Identification reference U.S. Government activity |
| MS16179-9 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-00-690-4581 is a Packing Assembly, classified under FSC 5330, Packing and Gasket Materials. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5330-00-788-8714, 5330-01-004-0889, 5330-01-005-1294. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-00-690-4581: Intermediate Ring Quantity: 2; Outside Diameter: 1.031 INCHES NOMINAL IN; Material Document and Classification: 105 CL 2,GR 40 MFR REF SINGLE MATERIAL RESPONSE BOTTOM RING; Material Document and Classification: 105 CL 2,GR 40 MFR REF SINGLE MATERIAL RESPONSE TOP RING. 11 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.