The Coupling,clamp,grooved, cataloged under National Stock Number 5342-00-802-1266, 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21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5342-00-802-1266 |
| Item Name | Coupling,clamp,grooved |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Status | ACTIVE |
| Included Angle in Deg | 40.0 |
| Band Width | 0.718 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN |
| Root Width | 0.210 INCHES NOMINAL IN |
| Retainer Width | 0.688 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 SINGLE MATERIAL RESPONSE SEGMENT |
| Material Document and Classification | MIL-S-18732 COND A/A MIL SPEC 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 | 0.050 INCHES NOMINAL IN |
| Inside Diameter | 12.350 INCHES NOMINAL IN |
| Height | 0.280 INCHES NOMINAL IN |
| Nut Type | SELF-LOCKING HEXAGON |
| Segment Quantity | 4 |
| Material | STEEL COMP 301 BAND |
| Material | STEEL COMP 431 BOLT |
| Material | STEEL CORROSION RESISTING NUT |
| Material | STEEL COMP 301 SEGMENT |
| Latch Style | DOUBLE |
| 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 |
|---|---|
| 178408 | 5/9 Secondary reference Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| 178408 | 3/9 Design control — primary reference Abb Inc. Dba a B B Analytical Products |
| 178408 | 5/2 Secondary reference U.S. Government activity |
NSN 5342-00-802-1266 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): 3120-01-302-9381. Verify interchangeability with system specifications before substitution.
Key specifications for 5342-00-802-1266: Included Angle in Deg: 40.0; Band Width: 0.718 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN; Root Width: 0.210 INCHES NOMINAL IN; Retainer Width: 0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM 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.