The Ring,externally Threaded, cataloged under National Stock Number 5365-00-059-9107, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 22 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. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-00-059-9107 |
| Primary Part Number | 400322 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Bore Annular Internal Serration | NOT INCLUDED |
| Material Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Beveled Thread | INCLUDED |
| Chamfer Length | 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS2412 ASSN STD SINGLE TREATMENT RESPONSE |
| Drive Type | SLOTTED BORE |
| Thread Pitch Diameters | +5.1449 TO 5.1494 INCHES IN |
| Process End Location | BOTH ENDS |
| Thread Location | BOTH ENDS |
| Setscrew Locking Notch | NOT INCLUDED |
| Accommodation Type and Quantity | 9 SLOTS |
| Casehardening Indicator | NOT CASEHARDENED |
| Angle Between Accommodations in Deg | 40.0 |
| Thread Size | 5.190-16 |
| Screw Thread Series Designator | UNS |
| Surface Treatment | SILVER |
| Precious Material and Location | OVERALL SILVER |
| Chamfer Angle in Deg | 40.0 AND 50.0 |
| Depth | 0.120 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Width | 0.290 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN |
| Bore Diameter | 4.580 INCHES MINIMUM AND 4.600 INCHES MAXIMUM IN |
| Material | STEEL COMP 8740 |
| 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 |
|---|---|
| 400322 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5365-00-059-9107 is a Ring,externally Threaded, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-00-059-9107 has 1 manufacturer part number on file: 400322 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
6 possible matches (shared part number, not a government interchangeability claim): 5120-00-771-0896, 5998-01-099-1601, 2995-01-168-6952. Verify interchangeability with system specifications before substitution.
Key specifications for 400322: Bore Annular Internal Serration: NOT INCLUDED; Material Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM; Beveled Thread: INCLUDED; Chamfer Length: 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN. 22 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.