The Coupling,clamp,grooved, cataloged under National Stock Number 5342-00-178-8100, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-00-178-8100 |
| Primary Part Number | 34H10-175 |
| Item Name | Coupling,clamp,grooved |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Included Angle in Deg | 40.0 |
| Temp Rating | 920.0 FAHRENHEIT DEGF |
| Band Width | 0.900 INCHES MAXIMUM IN |
| Root Width | 0.403 INCHES NOMINAL IN |
| Retainer Width | 1.000 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5732, COMP 660 ASSN STD SINGLE MATERIAL RESPONSE BOLT |
| Shape | ROUND |
| Cross-Sectional Shape Style | GROOVED RETAINER |
| Band Thickness | 0.040 INCHES MAXIMUM IN |
| Sealing Inner Liner | NOT INCLUDED |
| Retainer Thickness | 0.063 INCHES NOMINAL IN |
| Inside Diameter | 2.398 INCHES NOMINAL IN |
| Height | 0.240 INCHES NOMINAL IN |
| Nut Type | SELF-LOCKING HEXAGON |
| Segment Quantity | 3 |
| Surface Treatment | PASSIVATE OVERALL |
| Material | IRON ALLOY 660 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 |
|---|---|
| 34H10-175 PRIMARY | Grimes Aerospace Company (USA) |
| Reference | Meaning |
|---|---|
| 202-20502-7 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5342-00-178-8100 is a Coupling,clamp,grooved, manufactured by Grimes Aerospace Company, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-178-8100 has 1 manufacturer part number on file: 34H10-175 (Grimes Aerospace Company).
Key specifications for 34H10-175: Included Angle in Deg: 40.0; Temp Rating: 920.0 FAHRENHEIT DEGF; Band Width: 0.900 INCHES MAXIMUM IN; Root Width: 0.403 INCHES NOMINAL IN. 18 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.