The Rotator Assy, cataloged under National Stock Number 4923-01-117-6423, is classified within Federal Supply Class 4923 (Depth Charges and Underwater Mines Maintenance, Repair, and Checkout Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4923-01-117-6423 |
| Primary Part Number | PWA12848 |
| Item Name | Rotator Assy |
| FSC / FSG | 4923 / 49 — Depth Charges and Underwater Mines Maintenance, Repair, and Checkout Specialized Equipment |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| General Characteristics Item Description | RING,STEEL,AISI 1018-1020 HR; SURFACE FINISH,BLACK OXIDE,AMS 2485; RING OUTSIDE DIA 10.875 IN.,LGTH 1.688 IN.; LOCATOR MATERIAL,STEEL,AISI 1018-1020 HR; SURFACE FINISH,BLACK OXIDE,AMS 2485; LOCATOR OUTSIDE DIA 3.531 IN.,LGTH 3.062 IN.; PLATE MATERIAL,STEEL,AISI 1018-1020 HR; SURFACE FINISH,BLACK OXIDE,AMS 2485; PLATE OUTSIDE DIA 9.625 IN.,LGTH 0.500 IN.,CENTER HOLE 2.500-12 UN-2B THREAD THRU LOCATED WITHIN 0.005 OF TRUE POSITION IN RELATION TO DIA; WASHER,STEEL,1/4 SAE STD; SURFACE FINISH,BLACK OXIDE,AMS 2485; 12 WASHERS; HEXAGON HEAD CAP SCREW,STEEL; SURFACE FINISH,BLACK OXIDE,AMS 2485; 12 HEXAGON HEAD CAP SCREWS; SPLINE,103 TEETH; DIAMETRAL PITCH 32/64 IN.; 30 DEG PRESSURE ANGLE; 3.2188 IN. PITCH DIA; 2.7875 IN. BASE CIRCLE; 0.9817 IN. CIRCLAR PITCH IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| PWA12848 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| PWA12848 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
NSN 4923-01-117-6423 is a Rotator Assy, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4923, Depth Charges and Underwater Mines Maintenance, Repair, and Checkout Specialized Equipment. Status: active.
NSN 4923-01-117-6423 has 1 manufacturer part number on file: PWA12848 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for PWA12848: General Characteristics Item Description: RING,STEEL,AISI 1018-1020 HR; SURFACE FINISH,BLACK OXIDE,AMS 2485; RING OUTSIDE DIA 10.875 IN.,LGTH 1.688 IN.; LOCATOR MATERIAL,STEEL,AISI 1018-1020 HR; SURFACE FINISH,BLACK OXIDE,AMS 2485; LOCATOR OUTSIDE DIA 3.531 IN.,LGTH 3.062 IN.; PLATE MATERIAL,STEEL,AISI 1018-1020 HR; SURFACE FINISH,BLACK OXIDE,AMS 2485; PLATE OUTSIDE DIA 9.625 IN.,LGTH 0.500 IN.,CENTER HOLE 2.500-12 UN-2B THREAD THRU LOCATED WITHIN 0.005 OF TRUE POSITION IN RELATION TO DIA; WASHER,STEEL,1/4 SAE STD; SURFACE FINISH,BLACK OXIDE,AMS 2485; 12 WASHERS; HEXAGON HEAD CAP SCREW,STEEL; SURFACE FINISH,BLACK OXIDE,AMS 2485; 12 HEXAGON HEAD CAP SCREWS; SPLINE,103 TEETH; DIAMETRAL PITCH 32/64 IN.; 30 DEG PRESSURE ANGLE; 3.2188 IN. PITCH DIA; 2.7875 IN. BASE CIRCLE; 0.9817 IN. CIRCLAR PITCH IN. 1 specification is 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.
NSN 4923-01-117-6423 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.