The Retainer,packing, cataloged under National Stock Number 5330-01-666-2533, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-666-2533 |
| Primary Part Number | 506-928-00H-025-040 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp |
| Status | ACTIVE |
| Material | GRAPHITE OVERALL |
| 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 |
|---|---|
| 506-928-00H-025-040 PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
| Reference | Meaning |
|---|---|
| 101-H7L-08 | D/9 Drawing number reference only Emerson Automation Solutions Final Control Us Lp |
| 101-H7L-08 ITEM NO. 9 | D/9 Drawing number reference only Emerson Automation Solutions Final Control Us Lp |
NSN 5330-01-666-2533 is a Retainer,packing, manufactured by Emerson Automation Solutions Final Control Us Lp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-666-2533 has 1 manufacturer part number on file: 506-928-00H-025-040 (Emerson Automation Solutions Final Control Us Lp).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-666-2607. Verify interchangeability with system specifications before substitution.
Key specifications for 506-928-00H-025-040: Special Features: BRAID AND RING PACKING; Part Name Assigned by Controlling Agency: GLAND PACKING; Material: GRAPHITE OVERALL. 1 specification is 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.