The Gear,spur, cataloged under National Stock Number 3020-00-446-5447, 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 Alfa Laval Inc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 37 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-446-5447 |
| Primary Part Number | A986PC58 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Alfa Laval Inc |
| Status | ACTIVE |
| Hub Nominal Diameter | 1.375 INCHES SECOND END IN |
| Teeth Quantity | 41 |
| Body Style | WEBBED, SOLID |
| Nominal Overall Length | 1.457 INCHES IN |
| Style Designator | ONE PROTRUDING HUB, ONE FLUSH HUB |
| Material Document and Classification | MIL-B-16444 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 3.4166 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Pressure Angle | 14.5000 DEGREES |
| Material | COPPER ALLOY 836 OVERALL |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.748 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 |
|---|---|
| F3182990REVBPC58 | Alfa Laval Inc (USA) |
| A986PC58 PRIMARY | Alfa Laval Inc (USA) |
| A1280PC58L0 PRIMARY | Alfa Laval Inc (USA) |
| A1059PC92 PRIMARY | Alfa Laval Inc (USA) |
| A917PC86 PRIMARY | Alfa Laval Inc (USA) |
| A1354MPC58 PRIMARY | Alfa Laval Inc (USA) |
| A1204PC58 PRIMARY | Alfa Laval Inc (USA) |
| A1023PC58 PRIMARY | Alfa Laval Inc (USA) |
| A1214PC58 PRIMARY | Alfa Laval Inc (USA) |
| A1061PC92 PRIMARY | Alfa Laval Inc (USA) |
| A1361ITEM25 PRIMARY | Alfa Laval Inc (USA) |
| A1345PC58L0 PRIMARY | Alfa Laval Inc (USA) |
| A918PC86 PRIMARY | Alfa Laval Inc (USA) |
| A1203PC58 PRIMARY | Alfa Laval Inc (USA) |
| A985PC58 PRIMARY | Alfa Laval Inc (USA) |
| A1351MS1SH2ITEM25 PRIMARY | Alfa Laval Inc (USA) |
| A1258PC58 PRIMARY | Alfa Laval Inc (USA) |
| A1259PC58 PRIMARY | Alfa Laval Inc (USA) |
| A1046PC58 PRIMARY | Alfa Laval Inc (USA) |
| A1047PC58 PRIMARY | Alfa Laval Inc (USA) |
| Reference | Meaning |
|---|---|
| 19993 | C/1 Advisory reference — outside the item-of-supply concept Peck Purifier Sales Co |
| 19993 | 5/9 Secondary reference Alfa Laval Inc |
| F3182990REVBPC58 | 5/2 Secondary reference U.S. Government activity |
| 19993 | C/1 Advisory reference — outside the item-of-supply concept Alfa Laval Inc Div Chesapeake - Service Operations |
NSN 3020-00-446-5447 is a Gear,spur, manufactured by Alfa Laval Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-446-5447 has 37 manufacturer part numbers on file: F3182990REVBPC58 (Alfa Laval Inc), A986PC58 (Alfa Laval Inc), A1280PC58L0 (Alfa Laval Inc), A1059PC92 (Alfa Laval Inc), A917PC86 (Alfa Laval Inc) and 32 more.
2 possible matches (shared part number, not a government interchangeability claim): 1005-00-450-2716, 5930-01-277-0680. Verify interchangeability with system specifications before substitution.
Key specifications for A986PC58: Hub Nominal Diameter: 1.375 INCHES SECOND END IN; Teeth Quantity: 41; Body Style: WEBBED, SOLID; Nominal Overall Length: 1.457 INCHES IN. 12 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 3020-00-446-5447 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.