The Guide,valve Stem, cataloged under National Stock Number 2810-00-069-9595, is classified within Federal Supply Class 2810 (Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2810-00-069-9595 |
| Primary Part Number | 166282R19 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 2810 / 28 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| FSC Application Data | ENGINE,ACFT,RECIPROCATING |
| Aa End Chamfer Angle in Deg | 30.0 |
| Aa End Chamfer Length | 0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Major Diameter Length | 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Bb End Shank Diameter | 1.0555 INCHES MINIMUM AND 1.0565 INCHES MAXIMUM IN |
| Style Designator | PLAIN FLANGED |
| Material Document and Classification | AMS 5392 ASSN STD SINGLE MATERIAL RESPONSE |
| Bore Counterbore | NOT INCLUDED |
| Outside Diameter | 1.240 INCHES NOMINAL IN |
| Bore Diameter | 0.6400 INCHES MINIMUM AND 0.6430 INCHES MAXIMUM IN |
| Material | IRON CAST UNS F47004 |
| Shoulder First Fillet Radius | 0.005 INCHES MINIMUM AND 0.015 INCHES MAXIMUM IN |
| Metallic Hardness Rating | 75.0 MINIMUM ROCKWELL B AND 88.0 MAXIMUM ROCKWELL B |
| Bore Countersink | NOT INCLUDED |
| 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 |
|---|---|
| 166282R19 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
| Reference | Meaning |
|---|---|
| 166282R19 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| AS166282R19 | 5/9 Secondary reference Aircraft Supplies |
NSN 2810-00-069-9595 is a Guide,valve Stem, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 2810, Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components. Status: active.
NSN 2810-00-069-9595 has 1 manufacturer part number on file: 166282R19 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
Key specifications for 166282R19: FSC Application Data: ENGINE,ACFT,RECIPROCATING; Aa End Chamfer Angle in Deg: 30.0; Aa End Chamfer Length: 0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Major Diameter Length: 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN. 14 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.