The Gear,ring,aircraft,, cataloged under National Stock Number 5330-01-542-0145, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-542-0145 |
| Primary Part Number | 4502228 |
| Item Name | Gear,ring,aircraft, |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Overall Diameter | 7.100 INCHES MINIMUM IN |
| Supplementary Features | TYPE OF GEAR: SPUR |
| Specification/standard Data | 96906-DOD-STD-100C GOVERNMENT STANDARD AND 99167-EN10.16-13 GOVERNMENT STANDARD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4502228 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
NSN 5330-01-542-0145 is a Gear,ring,aircraft,, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-542-0145 has 1 manufacturer part number on file: 4502228 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 4502228: Overall Diameter: 7.100 INCHES MINIMUM IN; Supplementary Features: TYPE OF GEAR: SPUR; Specification/standard Data: 96906-DOD-STD-100C GOVERNMENT STANDARD AND 99167-EN10.16-13 GOVERNMENT STANDARD; Special Features: NUMBER OF TEETH: 144; NORMAL DIAMETER PITCH-STANDARD: 22; PITCH DIAMETER-STD: 6.5455"; NORMAL PRESSURE ANGLE-STD: 125 (DEGREES); HELIX ANGLE: 0; LEAD: 0; BASE RADIUS: 2.9661"; BASIC ARC TOOTH THKNS-STD PD: .0745"; ARC TOOTH THKNS-STD PD: .0703-.0723; CENTER DISTANCE: 1.9432"; NUMBER OF TEETH IN MATING GEARS: 58; NORM DP OPERATING: 22.1287; PITCH DIAMETER-OPERATING: 6.5074; BACKLASH AT MININUM CD: .0032; MINIMUM FORM DIAMETER: 6.63003; WIRE SIZE: .09; DIM OVER TWO WIRES: 6.3922-6.3967. 3 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5330-01-542-0145 has DEMIL Code Q. 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.