The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-664-7136, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Kato Engineering Inc.. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-664-7136 |
| Primary Part Number | 169-1203-98 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Kato Engineering Inc. |
| Status | ACTIVE |
| Design Type | THREADED |
| Tube Outside Diameter for Which Designed | 1.6875 INCHES NOMINAL IN |
| Thread Class | 2B |
| Material | STEEL CORROSION RESISTING |
| Thread Size and Series/type Designator | 1.6875 UN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 169-1203-98 PRIMARY | Kato Engineering Inc. (USA) |
| 20-FNL-SS | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
NSN 5340-01-664-7136 is a Cap,protective,dust and Moisture, manufactured by Kato Engineering Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-664-7136 has 2 manufacturer part numbers on file: 169-1203-98 (Kato Engineering Inc.), 20-FNL-SS (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
Key specifications for 169-1203-98: Design Type: THREADED; Tube Outside Diameter for Which Designed: 1.6875 INCHES NOMINAL IN; Overall Length: 1.16 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: ORFS CAP - O-RING SEAL. 5 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.