The Coupling,clamp,grooved, cataloged under National Stock Number 5342-00-072-0218, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5342-00-072-0218 |
| Item Name | Coupling,clamp,grooved |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Status | ACTIVE |
| Included Angle in Deg | 40.0 |
| Temp Rating | -65.0 FAHRENHEIT AND 120.0 FAHRENHEIT DEGF |
| Band Width | 0.625 INCHES NOMINAL IN |
| Root Width | 0.156 INCHES NOMINAL IN |
| Retainer Width | 0.500 INCHES NOMINAL IN |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | GROOVED RETAINER |
| Band Thickness | 0.025 INCHES NOMINAL IN |
| Sealing Inner Liner | NOT INCLUDED |
| Retainer Thickness | 0.032 INCHES NOMINAL IN |
| Inside Diameter | 3.250 INCHES NOMINAL IN |
| Height | 0.218 INCHES NOMINAL IN |
| Nut Type | SELF-LOCKING HEXAGON |
| Segment Quantity | 2 |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL CORROSION RESISTING 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 |
| Reference | Meaning |
|---|---|
| 2587562 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5342-00-072-0218 is a Coupling,clamp,grooved, classified under FSC 5342, Hardware, Weapon System. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4920-00-872-7031. Verify interchangeability with system specifications before substitution.
Key specifications for 5342-00-072-0218: Included Angle in Deg: 40.0; Temp Rating: -65.0 FAHRENHEIT AND 120.0 FAHRENHEIT DEGF; Band Width: 0.625 INCHES NOMINAL IN; Root Width: 0.156 INCHES NOMINAL IN. 17 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.