The Seal,rotating,air, cataloged under National Stock Number 5330-00-045-3926, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Berkshire Industries, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-045-3926 |
| Primary Part Number | 4019T61G01 |
| Item Name | Seal,rotating,air |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Berkshire Industries, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | CRES,5.22 IN. OD,2.11 IN. LG 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 |
|---|---|
| 4019T61G01 | Berkshire Industries, Inc. (USA) |
| 4019T61G01 | Kitco Llc (USA) |
| Reference | Meaning |
|---|---|
| 4019T61G01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-00-045-3926 is a Seal,rotating,air, manufactured by Berkshire Industries, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-045-3926 has 2 manufacturer part numbers on file: 4019T61G01 (Berkshire Industries, Inc.), 4019T61G01 (Kitco Llc).
Key specifications for 4019T61G01: General Characteristics Item Description: CRES,5.22 IN. OD,2.11 IN. LG IN. 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.