The Base, cataloged under National Stock Number 5342-00-367-5218, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Nmc Group, Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5342-00-367-5218 |
| Primary Part Number | NAS1787B20 |
| Item Name | Base |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Nmc Group, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | PLASTIC MIL-P-20693 TY 1,2.750 IN. LG,0.500 IN. W,0.578 IN. H IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| NAS1787B20 PRIMARY | Nmc Group, Inc. (USA) |
| NAS1787B20 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| ST9M424B20 | 5/9 Secondary reference The Boeing Company Div Defense |
| NMCS7701100B20 | 5/9 Secondary reference Nmc Group, Inc. |
NSN 5342-00-367-5218 is a Base, manufactured by Nmc Group, Inc., classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-367-5218 has 2 manufacturer part numbers on file: NAS1787B20 (Nmc Group, Inc.), NAS1787B20 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-499-5337. Verify interchangeability with system specifications before substitution.
Key specifications for NAS1787B20: General Characteristics Item Description: PLASTIC MIL-P-20693 TY 1,2.750 IN. LG,0.500 IN. W,0.578 IN. H IN; Part Name Assigned by Controlling Agency: CLAMP,TUBE MOUNTING. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.