The Gasket, cataloged under National Stock Number 5330-00-423-3434, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-423-3434 |
| Primary Part Number | 3A15 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| Status | ACTIVE |
| FSC Application Data | GENERATING PLANT,LIQUIDOXYGEN |
| Lubrication Material | OIL OVERALL |
| Cross-Sectional Thickness | 0.031 INCHES NOMINAL IN |
| Lubrication Method | IMPREGNATED |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Diameter | 4.125 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 4.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Center to Center Distance Between Bolt Holes Along Width | 4.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.562 INCHES NOMINAL IN |
| Outside Corner Radius | 0.562 INCHES NOMINAL IN |
| Material | PAPER OVERALL |
| Hole Diameter | 0.562 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.562 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 |
|---|---|
| 3A15 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 3A15 | 5/9 Secondary reference Ingersoll Rand Co |
| 3A15 | 5/9 Secondary reference U.S. Government activity |
| 3A15 | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
NSN 5330-00-423-3434 is a Gasket, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-423-3434 has 1 manufacturer part number on file: 3A15 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions).
1 possible match (shared part number, not a government interchangeability claim): 5961-00-452-0548. Verify interchangeability with system specifications before substitution.
Key specifications for 3A15: FSC Application Data: GENERATING PLANT,LIQUIDOXYGEN; Lubrication Material: OIL OVERALL; Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN; Lubrication Method: IMPREGNATED. 15 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.