The Ring,externally Threaded, cataloged under National Stock Number 5365-00-778-2276, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Ozark Aeroworks Llc. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-00-778-2276 |
| Primary Part Number | 1-140-233-01 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Ozark Aeroworks Llc |
| Status | ACTIVE |
| Bore Annular Internal Serration | NOT INCLUDED |
| Material Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Beveled Thread | NOT INCLUDED |
| Surface Treatment Document and Classification | ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE |
| Drive Type | SLOTTED BORE |
| Thread Pitch Diameters | +1.5174 TO 1.5214 INCHES IN |
| Material Document and Classification | AMS 6382 ASSN STD SINGLE MATERIAL RESPONSE |
| Bore Shape | STRAIGHT |
| Thread Direction | RIGHT-HAND |
| Setscrew Locking Notch | NOT INCLUDED |
| Accommodation Type and Quantity | 4 SLOTS |
| Casehardening Indicator | NOT CASEHARDENED |
| Angle Between Accommodations in Deg | 90.0 |
| Thread Size | 1.562-16 |
| Screw Thread Series Designator | UNJS |
| Surface Treatment | PHOSPHATE |
| Depth | 0.140 INCHES NOMINAL IN |
| Width | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Bore Diameter | 0.720 INCHES NOMINAL IN |
| Material | STEEL COMP 4140 |
| 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 |
|---|---|
| 1-140-233-01 | Rolls-Royce Deutschland Ltd & Co Kg (DEU) |
| 1-140-233-01 PRIMARY | Ozark Aeroworks Llc (USA) |
| Reference | Meaning |
|---|---|
| 1-140-233-01 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5365-00-778-2276 is a Ring,externally Threaded, manufactured by Ozark Aeroworks Llc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-00-778-2276 has 2 manufacturer part numbers on file: 1-140-233-01 (Rolls-Royce Deutschland Ltd & Co Kg), 1-140-233-01 (Ozark Aeroworks Llc).
Key specifications for 1-140-233-01: Bore Annular Internal Serration: NOT INCLUDED; Material Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM; Beveled Thread: NOT INCLUDED; Surface Treatment Document and Classification: ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE. 20 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.