The Gear,internal, cataloged under National Stock Number 3020-00-072-5579, 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 Cef Industries, Llc Dba Cef Industries Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-00-072-5579 |
| Primary Part Number | 7088-22 |
| Item Name | Gear,internal |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Cef Industries, Llc Dba Cef Industries Inc |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.020 INCHES BOTH ENDS IN |
| Backlash Designation | GRADE B |
| Teeth Quantity | 15 |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Precision Classification | QUALITY NUMBER 8 |
| Teeth Type | SPUR |
| Hardness Rating | 43.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 0.875 INCHES IN |
| Style Designator | SOLID BACK RING, HUBLESS |
| Material Document and Classification | AMS6274 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.3120 INCHES NOMINAL IN |
| Nominal Outside Diameter | 2.0000 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 0.375 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7088-22 PRIMARY | Cef Industries, Llc Dba Cef Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| C7088-22 | 5/9 Secondary reference Cef Industries, Llc Dba Cef Industries Inc |
NSN 3020-00-072-5579 is a Gear,internal, manufactured by Cef Industries, Llc Dba Cef Industries Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-072-5579 has 1 manufacturer part number on file: 7088-22 (Cef Industries, Llc Dba Cef Industries Inc).
1 possible match (shared part number, not a government interchangeability claim): 2840-00-439-3754. Verify interchangeability with system specifications before substitution.
Key specifications for 7088-22: Bore Nominal Diameter: 1.020 INCHES BOTH ENDS IN; Backlash Designation: GRADE B; Teeth Quantity: 15; Body Style: PLAIN, SOLID. 16 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.
NSN 3020-00-072-5579 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.