The Ring,externally Threaded, cataloged under National Stock Number 5365-01-035-9505, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 25 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-035-9505 |
| Primary Part Number | 160D891404-19 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Bore Annular Internal Serration | NOT INCLUDED |
| Beveled Thread | NOT INCLUDED |
| Chamfer Length | 0.040 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL STD 808,PARAGRAPH 5.1.2.3. MIL SPEC SINGLE TREATMENT RESPONSE |
| Bore Edge Process | CHAMFERED |
| Drive Type | DRILLED FACE |
| End Radius | 0.735 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-5000, 4340, COND D MIL SPEC SINGLE MATERIAL RESPONSE |
| Diameter | 0.890 INCHES NOMINAL IN |
| Process End Location | BOTH ENDS |
| Bore Shape | STRAIGHT |
| Thread Direction | RIGHT-HAND |
| Setscrew Locking Notch | NOT INCLUDED |
| Accommodation Type and Quantity | 4 HOLES |
| Radius From Geometric Axis to Accommodation | 0.687 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Angle Between Accommodations in Deg | 90.0 |
| Thread Size | 1.750 |
| Screw Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Surface Treatment | CADMIUM AND CHROMATE |
| Chamfer Angle in Deg | 45.0 |
| Depth | 0.3765 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Bore Diameter | 0.890 INCHES NOMINAL IN |
| Material | STEEL COMP E4340 |
| 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 |
|---|---|
| 160D891404-19 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 160D891404-19 | Design/ol, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 160D891404-19 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| 160D891404-19 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5365-01-035-9505 is a Ring,externally Threaded, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-035-9505 has 2 manufacturer part numbers on file: 160D891404-19 (Northrop Grumman Systems Corporation), 160D891404-19 (Design/ol, Inc.).
Key specifications for 160D891404-19: Bore Annular Internal Serration: NOT INCLUDED; Beveled Thread: NOT INCLUDED; Chamfer Length: 0.040 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL STD 808,PARAGRAPH 5.1.2.3. MIL SPEC SINGLE TREATMENT RESPONSE. 25 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.