The Coupling,clamp,grooved, cataloged under National Stock Number 5342-00-429-1785, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5342-00-429-1785 |
| Primary Part Number | 55000-350S |
| Item Name | Coupling,clamp,grooved |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| Status | ACTIVE |
| Included Angle in Deg | 40.0 |
| Root Width | 0.207 INCHES NOMINAL IN |
| Retainer Width | 0.750 INCHES NOMINAL IN |
| Drilled Lockwire Hole | NOT INCLUDED |
| Material Document and Classification | AISI 301 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Shape | ROUND |
| Cross-Sectional Shape Style | GROOVED RETAINER |
| Sealing Inner Liner | NOT INCLUDED |
| Retainer Thickness | 0.040 INCHES NOMINAL IN |
| Inside Diameter | 4.300 INCHES NOMINAL IN |
| Height | 0.280 INCHES NOMINAL IN |
| Nut Type | PLAIN HEXAGON |
| Segment Quantity | 1 |
| Surface Treatment | ZINC SEGMENT |
| Material | STEEL COMP 301 OVERALL |
| Latch Style | SINGLE |
| 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 |
|---|---|
| 55000-350S PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| 3886-1 | 5/9 Secondary reference Howell Laboratories Inc Dba Howell Laboratories Inc |
| 52-C-350-SX-11539 | 5/9 Secondary reference Gt Exhaust Systems Inc |
| 64188-1 | D/9 Drawing number reference only U.S. Government activity |
NSN 5342-00-429-1785 is a Coupling,clamp,grooved, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-429-1785 has 1 manufacturer part number on file: 55000-350S (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).
1 possible match (shared part number, not a government interchangeability claim): 6140-01-099-3094. Verify interchangeability with system specifications before substitution.
Key specifications for 55000-350S: Included Angle in Deg: 40.0; Root Width: 0.207 INCHES NOMINAL IN; Retainer Width: 0.750 INCHES NOMINAL IN; Drilled Lockwire Hole: NOT INCLUDED. 16 specifications are 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.