The Disc,insulation Attachment, cataloged under National Stock Number 5340-01-186-4759, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Monadnock Company, the Dba Lisi Aerospace. Government technical data includes 1 specification, 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 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 | 5340-01-186-4759 |
| Primary Part Number | 232031 |
| Item Name | Disc,insulation Attachment |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Monadnock Company, the Dba Lisi Aerospace |
| Status | ACTIVE |
| General Characteristics Item Description | NYLON 6/6 OR NYLON TYPE 6; O/D 1.250 IN.,I/D 0.200-0.205 IN.; 4 HOLES AROUND CTR HOLE 0.047 IN. DIA IN |
| 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 |
|---|---|
| 232031 PRIMARY | Monadnock Company, the Dba Lisi Aerospace (USA) |
NSN 5340-01-186-4759 is a Disc,insulation Attachment, manufactured by Monadnock Company, the Dba Lisi Aerospace, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-186-4759 has 1 manufacturer part number on file: 232031 (Monadnock Company, the Dba Lisi Aerospace).
1 possible match (shared part number, not a government interchangeability claim): 2530-01-631-4961. Verify interchangeability with system specifications before substitution.
Key specifications for 232031: General Characteristics Item Description: NYLON 6/6 OR NYLON TYPE 6; O/D 1.250 IN.,I/D 0.200-0.205 IN.; 4 HOLES AROUND CTR HOLE 0.047 IN. DIA IN. 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.