The Packing Assembly, cataloged under National Stock Number 5330-01-576-5879, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Velan Valve Corp.. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-576-5879 |
| Primary Part Number | 2592-008-531/230 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Intermediate Ring Quantity | 3 |
| Material Document and Classification | JOHN CRANE 237A MFR REF SINGLE MATERIAL RESPONSE INTERMEDIATE RING A |
| Material Document and Classification | GARLOCK 1303FEP MFR REF SINGLE MATERIAL RESPONSE BOTTOM RING |
| Material Document and Classification | GARLOCK 1303FEP MFR REF SINGLE MATERIAL RESPONSE TOP RING |
| Material | GRAPHITE INTERMEDIATE RING |
| Material | GRAPHITE AND NICKEL ALLOY TOP RING |
| Material | NICKEL ALLOY AND GRAPHITE 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 |
| Part Number | Manufacturer |
|---|---|
| 2592-008-531/230 PRIMARY | Velan Valve Corp. (USA) |
| 1W-2054B-14MY-1C PC 13A/B 2.0IN | Velan Valve Corp. (USA) |
NSN 5330-01-576-5879 is a Packing Assembly, manufactured by Velan Valve Corp., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-576-5879 has 2 manufacturer part numbers on file: 2592-008-531/230 (Velan Valve Corp.), 1W-2054B-14MY-1C PC 13A/B 2.0IN (Velan Valve Corp.).
Key specifications for 2592-008-531/230: Intermediate Ring Quantity: 3; Material Document and Classification: JOHN CRANE 237A MFR REF SINGLE MATERIAL RESPONSE INTERMEDIATE RING A; Material Document and Classification: GARLOCK 1303FEP MFR REF SINGLE MATERIAL RESPONSE BOTTOM RING; Material Document and Classification: GARLOCK 1303FEP MFR REF SINGLE MATERIAL RESPONSE TOP RING. 7 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.