The Seal,plain Encased, cataloged under National Stock Number 5330-01-025-8156, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-025-8156 |
| Primary Part Number | 3500143-1 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 550.0 FAHRENHEIT DEGF |
| Seal Width | 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN |
| Sealing Element Style | ANGULAR |
| Housing Bore Diameter | 0.700 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-5059 MIL SPEC ALL MATERIAL RESPONSES CASE |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 0.668 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE AND GRAPHITE SEALING ELEMENT |
| Material | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 CASE |
| 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 |
|---|---|
| 3500143-1 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 3500143-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-01-025-8156 is a Seal,plain Encased, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-025-8156 has 1 manufacturer part number on file: 3500143-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 3500143-1: Temp Rating: -65.0 FAHRENHEIT AND 550.0 FAHRENHEIT DEGF; Seal Width: 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN; Sealing Element Style: ANGULAR; Housing Bore Diameter: 0.700 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN. 9 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.