The Spacer,ring, cataloged under National Stock Number 5365-00-641-7402, 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 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5365-00-641-7402 |
| Primary Part Number | 161830 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Outside Diameter | 1.170 INCHES NOMINAL IN |
| Overall Thickness | 0.020 INCHES NOMINAL IN |
| Material Document and Classification | AMS 4500 ASSN STD SINGLE MATERIAL RESPONSE |
| Inside Diameter | 1.010 INCHES NOMINAL IN |
| Material | COPPER ALLOY 110 |
| 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 |
|---|---|
| 161830 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 161830 | 5/9 Secondary reference Royal Oak Gage, Inc |
| 161830 | 5/9 Secondary reference Alinabal Holdings Corporation Div Engineered Products Group |
NSN 5365-00-641-7402 is a Spacer,ring, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-00-641-7402 has 1 manufacturer part number on file: 161830 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 161830: Outside Diameter: 1.170 INCHES NOMINAL IN; Overall Thickness: 0.020 INCHES NOMINAL IN; Material Document and Classification: AMS 4500 ASSN STD SINGLE MATERIAL RESPONSE; Inside Diameter: 1.010 INCHES NOMINAL IN. 5 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.