The Gear,spur, cataloged under National Stock Number 3020-01-127-3367, 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 Williams International Co., L.l.c.. Government technical data includes 22 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. 5 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 | 3020-01-127-3367 |
| Primary Part Number | 27681 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Williams International Co., L.l.c. |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.530 INCHES BOTH ENDS IN |
| Teeth Quantity | 32 |
| Body Style | WEBBED, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.845 INCHES BOTH ENDS IN |
| First Step Nominal Length | 0.536 INCHES BOTH ENDS IN |
| Precision Classification | QUALITY NUMBER 10 |
| Nominal Overall Length | 1.9400 INCHES IN |
| Criticality Code Justification | FEAT |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | AMS 6265 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.0000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| First Step Nominal Diameter | 0.800 INCHES BOTH ENDS IN |
| Hub Style Designator | 1 STEP BOTH ENDS |
| End Nominal Length | 0.308 INCHES BOTH ENDS IN |
| Nominal Outside Diameter | 2.122 INCHES IN |
| Surface Treatment | CARBON OVERALL |
| End Nominal Diameter | 0.669 INCHES BOTH ENDS IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP E9310 OVERALL |
| Face Nominal Width | 0.250 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 27681 PRIMARY | Williams International Co., L.l.c. (USA) |
NSN 3020-01-127-3367 is a Gear,spur, manufactured by Williams International Co., L.l.c., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-127-3367 has 1 manufacturer part number on file: 27681 (Williams International Co., L.l.c.).
5 possible matches (shared part number, not a government interchangeability claim): 2520-01-157-0243, 5306-01-188-5107, 6110-01-237-6426. Verify interchangeability with system specifications before substitution.
Key specifications for 27681: Bore Nominal Diameter: 0.530 INCHES BOTH ENDS IN; Teeth Quantity: 32; Body Style: WEBBED, SOLID; Bore Style: PLAIN BOTH ENDS. 22 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 3020-01-127-3367 has DEMIL Code D. 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.