The Seal,labyrinth,steam Turbine, cataloged under National Stock Number 5330-01-238-2934, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-238-2934 |
| Primary Part Number | 428B114 PIECE 4 |
| Item Name | Seal,labyrinth,steam Turbine |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| General Characteristics Item Description | CARBON; 0.045 IN. MIN ALLOWABLE TOOTH CLEARANCE ON SIDE NEAREST THE THRUST,0.051 IN. AWAY FROM THRUST; 4 SEGMENTS 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 |
|---|---|
| 428B114 PIECE 4 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 574E924 PIECE 2 | 5/9 Secondary reference General Electric Company |
| 574E924 | D/9 Drawing number reference only General Electric Company |
NSN 5330-01-238-2934 is a Seal,labyrinth,steam Turbine, manufactured by General Electric Company, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-238-2934 has 1 manufacturer part number on file: 428B114 PIECE 4 (General Electric Company).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-239-3728. Verify interchangeability with system specifications before substitution.
Key specifications for 428B114 PIECE 4: General Characteristics Item Description: CARBON; 0.045 IN. MIN ALLOWABLE TOOTH CLEARANCE ON SIDE NEAREST THE THRUST,0.051 IN. AWAY FROM THRUST; 4 SEGMENTS 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.