The Gasket, cataloged under National Stock Number 5330-01-604-8577, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Glenair, Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5330-01-604-8577 |
| Primary Part Number | IT 40450-14 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Glenair, Inc. |
| Status | ACTIVE |
| Style Designator | NON-CIRCULAR |
| Bolt Hole Quantity | 4 |
| Hole Diameter | 4.2 INCHES MAXIMUM 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 |
|---|---|
| 121750 | Haulmark Trailers (australia) Pty Ltd (AUS) |
| F097933 ITEM NO.50 | Lake Shore Systems, Inc. (USA) |
| IT 40450-14 PRIMARY | Glenair, Inc. (USA) |
NSN 5330-01-604-8577 is a Gasket, manufactured by Glenair, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-604-8577 has 3 manufacturer part numbers on file: 121750 (Haulmark Trailers (australia) Pty Ltd), F097933 ITEM NO.50 (Lake Shore Systems, Inc.), IT 40450-14 (Glenair, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6145-01-614-0865. Verify interchangeability with system specifications before substitution.
Key specifications for IT 40450-14: Style Designator: NON-CIRCULAR; Overall Length: 22.1 INCHES MAXIMUM IN; Overall Width: 30.0 INCHES MAXIMUM IN; Bolt Hole Quantity: 4. 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.