The Coupling,clamp,grooved, cataloged under National Stock Number 5342-00-951-0428, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-00-951-0428 |
| Item Name | Coupling,clamp,grooved |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Status | ACTIVE |
| Included Angle in Deg | 40.0 |
| Band Width | 0.750 INCHES NOMINAL IN |
| Root Width | 0.212 INCHES NOMINAL IN |
| Retainer Width | 0.719 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-5059, TYPE 302, ANNEALED MIL SPEC SINGLE MATERIAL RESPONSE SEGMENT |
| Material Document and Classification | MIL-S-5059, TYPE 301, 1/2 HARD MIL SPEC SINGLE MATERIAL RESPONSE BAND |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 431 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 51431 ASSN STD SINGLE MATERIAL RESPONSE BOLT |
| Shape | ROUND |
| Cross-Sectional Shape Style | GROOVED RETAINER |
| Band Thickness | 0.032 INCHES NOMINAL IN |
| Sealing Inner Liner | NOT INCLUDED |
| Retainer Thickness | 0.040 INCHES NOMINAL IN |
| Inside Diameter | 5.310 INCHES NOMINAL IN |
| Height | 0.281 INCHES NOMINAL IN |
| Nut Type | SELF-LOCKING HEXAGON |
| Segment Quantity | 3 |
| Material | STEEL COMP 301 BAND |
| Material | STEEL COMP 431 BOLT |
| Material | STEEL CORROSION RESISTING NUT |
| Material | STEEL COMP 302 SEGMENT |
| 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 |
|---|---|
| N4303-531M | 3/2 Design control — primary reference U.S. Government activity |
| 64A90C130-6 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 64A90C130-6 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 5342-00-951-0428 is a Coupling,clamp,grooved, classified under FSC 5342, Hardware, Weapon System. Status: active.
Key specifications for 5342-00-951-0428: Included Angle in Deg: 40.0; Band Width: 0.750 INCHES NOMINAL IN; Root Width: 0.212 INCHES NOMINAL IN; Retainer Width: 0.719 INCHES NOMINAL IN. 21 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.