The Coupling,clamp,grooved, cataloged under National Stock Number 5342-01-019-2618, 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 25 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-019-2618 |
| Primary Part Number | 12J87-125 |
| Item Name | Coupling,clamp,grooved |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Band Width | 0.880 INCHES NOMINAL IN |
| Retainer Width | 0.910 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-18732, TYPE 431 MIL SPEC SINGLE MATERIAL RESPONSE BOLT |
| Material Document and Classification | AMS 5518 ASSN STD SINGLE MATERIAL RESPONSE BAND |
| Material Document and Classification | AMS 5518 ASSN STD SINGLE MATERIAL RESPONSE LOCK |
| Material Document and Classification | AMS 5518 ASSN STD SINGLE MATERIAL RESPONSE SEGMENT |
| Material Document and Classification | MIL-S-18732, TYPE 431 MIL SPEC SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | MIL-S-18732, TYPE 431 MIL SPEC SINGLE MATERIAL RESPONSE TRUNNION |
| Shape | ROUND |
| Cross-Sectional Shape Style | GROOVED RETAINER |
| Band Thickness | 0.025 INCHES NOMINAL IN |
| Sealing Inner Liner | NOT INCLUDED |
| Retainer Thickness | 0.037 INCHES NOMINAL IN |
| Inside Diameter | 1.250 INCHES NOMINAL IN |
| Height | 0.219 INCHES NOMINAL IN |
| Nut Type | SELF-LOCKING HEXAGON |
| Segment Quantity | 3 |
| Material | STEEL COMP 301 BAND |
| Material | STEEL NUT |
| Material | STEEL COMP 301 SEGMENT |
| Material | STEEL BOLT |
| Material | STEEL TRUNNION |
| Material | STEEL COMP 301 LOCK |
| Groove Width | 0.478 INCHES NOMINAL IN |
| 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 |
NSN 5342-01-019-2618 is a Coupling,clamp,grooved, manufactured by Grimes Aerospace Company, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-019-2618 has 3 manufacturer part numbers on file: 12J87-125 (Grimes Aerospace Company), 12J87-125 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 12J87125 (Honeywell Control Systems Ltd Div Automation & Control Solutions - Service).
Key specifications for 12J87-125: Band Width: 0.880 INCHES NOMINAL IN; Retainer Width: 0.910 INCHES NOMINAL IN; Material Document and Classification: MIL-S-18732, TYPE 431 MIL SPEC SINGLE MATERIAL RESPONSE BOLT; Material Document and Classification: AMS 5518 ASSN STD SINGLE MATERIAL RESPONSE BAND. 25 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.