The Locknut,pipe, cataloged under National Stock Number 4730-00-784-0737, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 12 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 | 4730-00-784-0737 |
| Primary Part Number | 9183694 |
| Item Name | Locknut,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Width Across Flats | 0.875 INCHES NOMINAL IN |
| Packing Recess Diameter | 0.563 INCHES NOMINAL IN |
| Thread Series | NPSI |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.125 INCHES IN |
| Nut Height | 0.156 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Nut Style | PIPE LOCKNUT |
| Thread Class | 2B |
| Thread Quantity Per Inch | 27 |
| Material | ALUMINUM ALLOY OVERALL |
| Packing Recess Depth | 0.016 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4730-00-784-0737 is a Locknut,pipe, manufactured by Us Army Aviation and Missile Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-784-0737 has 3 manufacturer part numbers on file: 9183694 (Us Army Aviation and Missile Command), 9183694 (Nevron Plastics, Inc. Dba Nevron Plastics Inc), 9183694 (Randolph & Baldwin, Inc.).
Key specifications for 9183694: Width Across Flats: 0.875 INCHES NOMINAL IN; Packing Recess Diameter: 0.563 INCHES NOMINAL IN; Thread Series: NPSI; Thread Direction: RIGHT-HAND. 12 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.