The Gear,spur, cataloged under National Stock Number 3020-01-466-9631, 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 Naval Sea Systems Command. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-466-9631 |
| Primary Part Number | 167-6404604 FIND 49 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material | STEEL BODY |
| 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 |
|---|---|
| 167-6404604-49 | Naval Sea Systems Command (USA) |
| 167-6404604 FIND 49 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 167-6404604 | D/9 Drawing number reference only Naval Sea Systems Command |
| 211055552 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 3020-01-466-9631 is a Gear,spur, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-466-9631 has 2 manufacturer part numbers on file: 167-6404604-49 (Naval Sea Systems Command), 167-6404604 FIND 49 (Naval Sea Systems Command).
Key specifications for 167-6404604 FIND 49: Special Features: NUMBER OF TEETH (WHOLE GEAR)-93; ACTUAL NUMBER OF TEETH-27; DIAMETRAL PITCH-12; PRESURE ANGLE-20 DEGREES; PITCH DIAMETER-7.750 REF; BASE DIAMETER-7.2826 REF; FORM DIAMETER-7.6201; ROOT DIAMETER-7.542; ACTUAL CIRC TOOTH TICKNESS PITCH DIAMETER-.1285 TO .1293; MAXIMUM RADIAL RUNOUT-.005; Part Name Assigned by Controlling Agency: BRIDGE ACCESS TRUNK UPPER HATCH ASSY; End Item Identification: SEAWOLF CLASS SUBMARINE; Material: STEEL BODY. 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.
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.