The Cutter,milling,side, cataloged under National Stock Number 3455-01-063-1166, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3455-01-063-1166 |
| Primary Part Number | PWA37919 |
| Item Name | Cutter,milling,side |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Tooth Arrangement | STRAIGHT |
| Mounting Hole Diameter | 1.250 INCHES NOMINAL IN |
| Outside Diameter | 5.000 INCHES NOMINAL IN |
| Tooth Type | INTEGRAL |
| Specification/standard Data | 80204-B94.19 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Material | STEEL |
| Face Width | 0.500 INCHES NOMINAL IN |
| 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 |
|---|---|
| PWA37919 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| B94.19 TABLE 4 | 3/1 Design control — primary reference U.S. Government activity |
NSN 3455-01-063-1166 is a Cutter,milling,side, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-01-063-1166 has 1 manufacturer part number on file: PWA37919 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 3455-01-148-9064. Verify interchangeability with system specifications before substitution.
Key specifications for PWA37919: Tooth Arrangement: STRAIGHT; Mounting Hole Diameter: 1.250 INCHES NOMINAL IN; Outside Diameter: 5.000 INCHES NOMINAL IN; Tooth Type: INTEGRAL. 7 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.