The Seal,plain, cataloged under National Stock Number 5330-01-146-2155, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Meggitt Oregon Inc Dba Meggitt Oregon Inc Div Meggitt Polymers & Composites. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-146-2155 |
| Primary Part Number | 460-400 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Meggitt Oregon Inc Dba Meggitt Oregon Inc Div Meggitt Polymers & Composites |
| Status | ACTIVE |
| Seal Width | 0.500 INCHES NOMINAL IN |
| Housing Bore Diameter | 4.780 INCHES NOMINAL IN |
| Accommodated Shaft Diameter | 4.000 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 |
|---|---|
| 458-50018-2 | Arrowhead Products Corp (USA) |
| 460-400 PRIMARY | Meggitt Oregon Inc Dba Meggitt Oregon Inc Div Meggitt Polymers & Composites (USA) |
| 458-50018-2 | Rcf Technologies Inc (USA) |
| NSA8054-64-08 | Airbus Group SAS (FRA) |
| Reference | Meaning |
|---|---|
| 460-400 | 5/9 Secondary reference Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc |
| 458-50018-2 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5330-01-146-2155 is a Seal,plain, manufactured by Meggitt Oregon Inc Dba Meggitt Oregon Inc Div Meggitt Polymers & Composites, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-146-2155 has 4 manufacturer part numbers on file: 458-50018-2 (Arrowhead Products Corp), 460-400 (Meggitt Oregon Inc Dba Meggitt Oregon Inc Div Meggitt Polymers & Composites), 458-50018-2 (Rcf Technologies Inc), NSA8054-64-08 (Airbus Group SAS).
1 possible match (shared part number, not a government interchangeability claim): 2040-01-722-0234. Verify interchangeability with system specifications before substitution.
Key specifications for 460-400: Seal Width: 0.500 INCHES NOMINAL IN; Housing Bore Diameter: 4.780 INCHES NOMINAL IN; Accommodated Shaft Diameter: 4.000 INCHES NOMINAL IN. 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.