The Kit,mounting, cataloged under National Stock Number 5340-01-178-3497, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Engineered Products Groupaustralia Pty Ltd. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-178-3497 |
| Primary Part Number | K-223 |
| Item Name | Kit,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Engineered Products Groupaustralia Pty Ltd |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 2 RUBBER MOUNTING BLOCKS ASTM D1418; 2 0.312-18 UNC 2A BOLTS; 2 SQUARE HOLE WASHERS; 2 PLAIN WASHERS; 2 SPRING WASHERS; 2 HEX NUTS A |
| 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 |
|---|---|
| K-223 | Engineered Products Groupaustralia Pty Ltd (AUS) |
| K-223 | Hayden Inc (USA) |
| Reference | Meaning |
|---|---|
| 656-00-0003 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
| D8-515A | 5/9 Secondary reference Dunham-Bush Inc |
| 656-00-0003 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-178-3497 is a Kit,mounting, manufactured by Engineered Products Groupaustralia Pty Ltd, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-178-3497 has 2 manufacturer part numbers on file: K-223 (Engineered Products Groupaustralia Pty Ltd), K-223 (Hayden Inc).
1 possible match (shared part number, not a government interchangeability claim): 5950-01-226-8418. Verify interchangeability with system specifications before substitution.
Key specifications for K-223: General Characteristics Item Description: CONSISTS OF 2 RUBBER MOUNTING BLOCKS ASTM D1418; 2 0.312-18 UNC 2A BOLTS; 2 SQUARE HOLE WASHERS; 2 PLAIN WASHERS; 2 SPRING WASHERS; 2 HEX NUTS A. 1 specification is 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.