The Retainer,packing, cataloged under National Stock Number 5330-00-332-0228, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-332-0228 |
| Primary Part Number | LL20 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Attachment Hole Diameter | 0.625 INCHES NOMINAL IN |
| Attachment Feature Quantity | 2 |
| Cross-Sectional Thickness | 0.281 INCHES NOMINAL IN |
| Cross-Sectional Height | 1.250 INCHES NOMINAL IN |
| Rim Surface Width | 0.500 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | FLANGE |
| Peripheral Diameter | 6.875 INCHES NOMINAL IN |
| Center Hole Diameter | 2.188 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Attachment Method | ROUND HOLE |
| 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 |
|---|---|
| LL20 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| Reference | Meaning |
|---|---|
| BS5-1605-16 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
NSN 5330-00-332-0228 is a Retainer,packing, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-332-0228 has 1 manufacturer part number on file: LL20 (Circor Naval Solutions Llc Dba Warren Pumps).
3 possible matches (shared part number, not a government interchangeability claim): 5950-00-989-2790, 6650-01-616-3403, 5340-01-642-3280. Verify interchangeability with system specifications before substitution.
Key specifications for LL20: Attachment Hole Diameter: 0.625 INCHES NOMINAL IN; Attachment Feature Quantity: 2; Cross-Sectional Thickness: 0.281 INCHES NOMINAL IN; Cross-Sectional Height: 1.250 INCHES NOMINAL IN. 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.