The Ring,externally Threaded, cataloged under National Stock Number 5365-01-221-1981, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc Div Aerospace-South Bend (bendix Dr). Government technical data includes 18 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 | 5365-01-221-1981 |
| Primary Part Number | 2665274 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| Status | ACTIVE |
| Bore Annular Internal Serration | NOT INCLUDED |
| Beveled Thread | INCLUDED |
| Bore Edge Process | ANY ACCEPTABLE |
| Drive Type | SLOTTED FACE |
| Thread Location | BOTH ENDS |
| 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 | 1.000-16 |
| Screw Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) |
| Depth | 0.120 INCHES NOMINAL IN |
| Width | 0.125 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Bore Diameter | 0.740 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 2665274 PRIMARY | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA) |
NSN 5365-01-221-1981 is a Ring,externally Threaded, manufactured by Honeywell International Inc Div Aerospace-South Bend (bendix Dr), classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-221-1981 has 1 manufacturer part number on file: 2665274 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)).
Key specifications for 2665274: Bore Annular Internal Serration: NOT INCLUDED; Beveled Thread: INCLUDED; Bore Edge Process: ANY ACCEPTABLE; 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.