The Gasket, cataloged under National Stock Number 5330-01-127-8559, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-127-8559 |
| Primary Part Number | 2800174-1 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Style Designator | CIRCULAR |
| Outside Diameter | 4.000 INCHES NOMINAL IN |
| Aperture Diameter | 3.520 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 3.750 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY OVERALL |
| Hole Diameter | 0.100 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED 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 |
|---|---|
| 2800174-1 | Honeywell Intl Inc Defense Avionics Systems (USA) |
| Reference | Meaning |
|---|---|
| 2800174-1 | 3/9 Design control — primary reference Leonardo Mw Ltd |
| 2800174-1 | C/1 Advisory reference — outside the item-of-supply concept Leonardo Uk Ltd |
| 2800174-1 | C/1 Advisory reference — outside the item-of-supply concept Bae Systems Integrated Defense Solutions Inc. |
NSN 5330-01-127-8559 is a Gasket, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-127-8559 has 1 manufacturer part number on file: 2800174-1 (Honeywell Intl Inc Defense Avionics Systems).
Key specifications for 2800174-1: Style Designator: CIRCULAR; Outside Diameter: 4.000 INCHES NOMINAL IN; Aperture Diameter: 3.520 INCHES NOMINAL IN; Bolt Hole Quantity: 4. 7 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.