The Gear,bevel, cataloged under National Stock Number 3020-01-100-8137, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Designatronics Incorporated Div Sterling Instruments Div. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-100-8137 |
| Primary Part Number | S1269ZR0178 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Designatronics Incorporated Div Sterling Instruments Div |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.251 INCHES FIRST END IN |
| Teeth Quantity | 120 |
| Surface Treatment Document and Classification | QQ-P-35 TY 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN FIRST END |
| Mounting Hole Type and Quantity | 1 PLAIN AXIALLY THROUGH BODY SECOND END |
| Mounting Hole Nominal Diameter | 0.062 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 0.125 INCHES IN |
| Style Designator | SIDE FACE, HUBLESS |
| Material Document and Classification | ASTM A582 CL 303SE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter | 0.940 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pressure Angle | 40.0000 DEGREES |
| Material | STEEL COMP 303SE OVERALL |
| Bolt Hole Circle Nominal Diameter | 0.436 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Body Recess Nominal Diameter | 0.785 INCHES FIRST END IN |
| Attachment Method | MOUNTING HOLE |
| Body Recess Nominal Depth | 0.025 INCHES FIRST END IN |
| Face Nominal Width | 0.0775 INCHES 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 |
|---|---|
| 12271607 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| S1269ZR0178 PRIMARY | Designatronics Incorporated Div Sterling Instruments Div (USA) |
NSN 3020-01-100-8137 is a Gear,bevel, manufactured by Designatronics Incorporated Div Sterling Instruments Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-100-8137 has 2 manufacturer part numbers on file: 12271607 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), S1269ZR0178 (Designatronics Incorporated Div Sterling Instruments Div).
Key specifications for S1269ZR0178: Bore Nominal Diameter: 0.251 INCHES FIRST END IN; Teeth Quantity: 120; Surface Treatment Document and Classification: QQ-P-35 TY 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Body Style: PLAIN, SOLID. 20 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.