The Ring,externally Threaded, cataloged under National Stock Number 5365-01-276-7644, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Richard Manufacturing Co., Inc. Dba Richard Manufacturing Co Inc. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-276-7644 |
| Primary Part Number | 61350-24057-101 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Richard Manufacturing Co., Inc. Dba Richard Manufacturing Co Inc |
| Status | ACTIVE |
| Bore Annular Internal Serration | NOT INCLUDED |
| Material Hardness Rating | 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| Beveled Thread | INCLUDED |
| Drive Type | SLOTTED FACE |
| Thread Location | END OPPOSITE DRIVE END |
| Bore Shape | STRAIGHT |
| Thread Direction | RIGHT-HAND |
| Setscrew Locking Notch | NOT INCLUDED |
| Accommodation Type and Quantity | 2 SLOTS |
| Casehardening Indicator | NOT CASEHARDENED |
| Angle Between Accommodations in Deg | 180.0 |
| Thread Size | 1.0625-18 |
| Screw Thread Series Designator | UNJEF |
| Surface Treatment | OXIDE |
| Depth | 0.160 INCHES NOMINAL IN |
| Width | 0.060 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Material | STEEL COMP 4340 |
| 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 |
|---|---|
| 61350-24057-101 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 61350-24057-101 PRIMARY | Richard Manufacturing Co., Inc. Dba Richard Manufacturing Co Inc (USA) |
NSN 5365-01-276-7644 is a Ring,externally Threaded, manufactured by Richard Manufacturing Co., Inc. Dba Richard Manufacturing Co Inc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-276-7644 has 2 manufacturer part numbers on file: 61350-24057-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 61350-24057-101 (Richard Manufacturing Co., Inc. Dba Richard Manufacturing Co Inc).
Key specifications for 61350-24057-101: Bore Annular Internal Serration: NOT INCLUDED; Material Hardness Rating: 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM; Beveled Thread: INCLUDED; Drive Type: SLOTTED FACE. 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.