The Coupling,clamp,grooved, cataloged under National Stock Number 5342-00-597-8752, 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 20 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-00-597-8752 |
| Primary Part Number | 21693-406S |
| 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 |
| Band Width | 0.875 INCHES NOMINAL IN |
| Root Width | 0.844 INCHES NOMINAL IN |
| Retainer Width | 1.500 INCHES NOMINAL IN |
| Material Document and Classification | SAE 4037 ASSN STD SINGLE MATERIAL RESPONSE BOLT |
| Material Document and Classification | MIL-S-5059, TYPE 301, HARD MIL SPEC SINGLE MATERIAL RESPONSE SEGMENT |
| Material Document and Classification | SAE 4037 ASSN STD SINGLE MATERIAL RESPONSE BAND |
| Shape | ROUND |
| Cross-Sectional Shape Style | GROOVED RETAINER |
| Band Thickness | 0.019 INCHES NOMINAL IN |
| Sealing Inner Liner | NOT INCLUDED |
| Retainer Thickness | 0.019 INCHES NOMINAL IN |
| Inside Diameter | 4.322 INCHES NOMINAL IN |
| Height | 0.130 INCHES NOMINAL IN |
| Nut Type | SELF-LOCKING HEXAGON |
| Segment Quantity | 2 |
| Material | STEEL COMP 4037 BAND |
| Material | STEEL NUT |
| Material | STEEL COMP 301 SEGMENT |
| Material | STEEL COMP 4037 BOLT |
| 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 |
|---|---|
| 21693-406S PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| U52-4-125S | 5/2 Secondary reference U.S. Government activity |
| 21693-4-062S | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| 21927-4-418S | 5/9 Secondary reference Hughes Missile Systems Co San Diego |
NSN 5342-00-597-8752 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 5342-00-597-8752 has 1 manufacturer part number on file: 21693-406S (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).
Key specifications for 21693-406S: Band Width: 0.875 INCHES NOMINAL IN; Root Width: 0.844 INCHES NOMINAL IN; Retainer Width: 1.500 INCHES NOMINAL IN; Material Document and Classification: SAE 4037 ASSN STD SINGLE MATERIAL RESPONSE BOLT. 20 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.