The Coupling,clamp,grooved, cataloged under National Stock Number 5342-01-397-0319, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-397-0319 |
| Primary Part Number | S20002-400 |
| Item Name | Coupling,clamp,grooved |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies |
| Status | ACTIVE |
| Material Document and Classification | MIL-S-5059, TYPE 302, 1/2 HARD MIL SPEC SINGLE MATERIAL RESPONSE STRAP |
| Shape | ROUND |
| Cross-Sectional Shape Style | GROOVED RETAINER |
| Sealing Inner Liner | NOT INCLUDED |
| Inside Diameter | 4.0000 INCHES NOMINAL IN |
| Segment Quantity | 6 |
| Material | STEEL COMP 302 STRAP |
| 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 |
|---|---|
| 621-400S | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| S20002-400 PRIMARY | L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies (USA) |
| Reference | Meaning |
|---|---|
| 621-400S | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 |
NSN 5342-01-397-0319 is a Coupling,clamp,grooved, manufactured by L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-397-0319 has 2 manufacturer part numbers on file: 621-400S (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), S20002-400 (L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies).
Key specifications for S20002-400: Material Document and Classification: MIL-S-5059, TYPE 302, 1/2 HARD MIL SPEC SINGLE MATERIAL RESPONSE STRAP; Shape: ROUND; Cross-Sectional Shape Style: GROOVED RETAINER; Sealing Inner Liner: NOT INCLUDED. 8 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.