The Ring,externally Threaded, cataloged under National Stock Number 5365-01-222-3145, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Avox Systems Inc Dba Avox Systems Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-222-3145 |
| Primary Part Number | 839-153 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Avox Systems Inc Dba Avox Systems Inc |
| Status | ACTIVE |
| Bore Annular Internal Serration | NOT INCLUDED |
| Beveled Thread | NOT INCLUDED |
| Drive Type | SLOTTED BORE |
| 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 | 1.575-7 |
| Bore Diameter | 1.190 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| 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 |
|---|---|
| 839-153 | Avox Systems Inc Dba Avox Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 88115050 | 3/2 Design control — primary reference U.S. Government activity |
| 304739 | 5/9 Secondary reference Mine Safety Appliances Company |
NSN 5365-01-222-3145 is a Ring,externally Threaded, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-222-3145 has 1 manufacturer part number on file: 839-153 (Avox Systems Inc Dba Avox Systems Inc).
Key specifications for 839-153: Bore Annular Internal Serration: NOT INCLUDED; Beveled Thread: NOT INCLUDED; Drive Type: SLOTTED BORE; Overall Length: 0.178 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN. 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.