The Coupling,clamp,grooved, cataloged under National Stock Number 5342-01-121-5783, 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 23 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-121-5783 |
| Primary Part Number | 4563-400 |
| 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 |
| Band Width | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| Retainer Width | 0.690 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-5059, TYPE 301, 1/2 HARD MIL SPEC SINGLE MATERIAL RESPONSE BAND |
| Material Document and Classification | MIL-S-5059, TYPE 301, ANNEALED MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059, TYPE 302, ANNEALED MIL SPEC 2ND MATERIAL RESPONSE TRUNNION |
| Material Document and Classification | MIL-S-6721, COMP TI MIL SPEC SINGLE MATERIAL RESPONSE SEGMENT |
| Material Document and Classification | MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE BOLT |
| Material Document and Classification | AMS 5646 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | MIL-S-5059,TYPE 301 MIL SPEC SINGLE MATERIAL RESPONSE LATCH |
| Shape | ROUND |
| Cross-Sectional Shape Style | GROOVED RETAINER |
| Sealing Inner Liner | NOT INCLUDED |
| Inside Diameter | 4.283 INCHES NOMINAL IN |
| Height | 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN |
| Nut Type | SELF-LOCKING HEXAGON |
| Segment Quantity | 3 |
| Material | STEEL COMP 301 BAND |
| Material | STEEL COMP 321 SEGMENT |
| Material | STEEL COMP 347 NUT |
| Material | STEEL CORROSION RESISTING BOLT |
| Material | STEEL COMP 301 OR STEEL COMP 302 TRUNNION |
| Material | STEEL COMP 301 LATCH |
| 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 |
|---|---|
| 4563-400 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| 74-8041 | Solar Turbines Incorporated Dba Solar Turbines Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 4563-400 | 6/9 Informative reference only Royal Malaysian Airforce |
| 74-8041 | 7/2 Vendor item drawing reference Department of Defense Project Manager-Mobile Electric Power |
| 74-8041 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
NSN 5342-01-121-5783 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 5342-01-121-5783 has 2 manufacturer part numbers on file: 4563-400 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 74-8041 (Solar Turbines Incorporated Dba Solar Turbines Incorporated).
Key specifications for 4563-400: Included Angle in Deg: 40.0; Band Width: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN; Retainer Width: 0.690 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Material Document and Classification: MIL-S-5059, TYPE 301, 1/2 HARD MIL SPEC SINGLE MATERIAL RESPONSE BAND. 23 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.