The Ring,externally Threaded, cataloged under National Stock Number 5365-01-264-1177, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 23 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-264-1177 |
| Primary Part Number | 642AS1742-2 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Bore Annular Internal Serration | NOT INCLUDED |
| Beveled Thread | INCLUDED |
| Chamfer Length | 0.260 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-S-365,TYPE 3 GRADE A FED SPEC SINGLE TREATMENT RESPONSE |
| Bore Edge Process | ROUNDED AND CHAMFERED |
| Drive Type | SLOTTED FACE |
| End Radius | 0.680 INCHES NOMINAL IN |
| Process End Location | DRIVE END AND END OPPOSITE DRIVE END |
| Thread Location | BOTH ENDS |
| 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 | 1.500-12 |
| Screw Thread Series Designator | UNF |
| Surface Treatment | PASSIVATE |
| Depth | 0.140 INCHES NOMINAL IN |
| Width | 0.125 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Bore Diameter | 0.843 INCHES MINIMUM AND 0.853 INCHES MAXIMUM IN |
| Material | STEEL COMP 630 |
| 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 |
|---|---|
| 642AS1742-2 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5365-01-264-1177 is a Ring,externally Threaded, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-264-1177 has 1 manufacturer part number on file: 642AS1742-2 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 642AS1742-2: Bore Annular Internal Serration: NOT INCLUDED; Beveled Thread: INCLUDED; Chamfer Length: 0.260 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-S-365,TYPE 3 GRADE A FED SPEC SINGLE TREATMENT RESPONSE. 23 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.