The Retainer,packing, cataloged under National Stock Number 5330-01-048-7345, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Swagelok Co. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-048-7345 |
| Primary Part Number | T-9-3N |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Cross-Sectional Height | 0.040 INCHES NOMINAL IN |
| Peripheral Diameter | 0.344 INCHES NOMINAL IN |
| Center Hole Diameter | 0.255 INCHES NOMINAL IN |
| 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 |
|---|---|
| T-9-3N | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| T-9-3N | 3/9 Design control — primary reference Whitey Co |
| SS-3NBS4 PART T | C/1 Advisory reference — outside the item-of-supply concept Whitey Co |
| TRL-9C-3N | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-01-048-7345 is a Retainer,packing, manufactured by Swagelok Co, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-048-7345 has 1 manufacturer part number on file: T-9-3N (Swagelok Co).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-149-6091, 5330-01-440-1788. Verify interchangeability with system specifications before substitution.
Key specifications for T-9-3N: Cross-Sectional Height: 0.040 INCHES NOMINAL IN; Peripheral Diameter: 0.344 INCHES NOMINAL IN; Center Hole Diameter: 0.255 INCHES NOMINAL IN. 3 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.