The Gearshaft,spur, cataloged under National Stock Number 3040-00-332-0087, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-332-0087 |
| Primary Part Number | 8734005 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Shaft Type | SHOULDERED |
| Shaft Material | STEEL COMP 4140 OR STEEL COMP 8640 |
| Shaft Largest Diameter | 3.258 INCHES NOMINAL IN |
| Shaft End Size | 0.4375 INCHES AND 0.750 INCHES IN |
| Teeth Quantity | 17 |
| Diametral Pitch | 8/16 |
| Gear Outside Diameter | 1.840 INCHES NOMINAL IN |
| Longer Shaft Segment Length | 5.206 INCHES NOMINAL IN |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| Gear Material | STEEL COMP 4140 OR STEEL COMP 8640 |
| Shaft End Type | CIRCULAR GROOVED, THREADED EXTERNAL AND SPLINED INVOLUTE |
| Gear Location on Shaft | OFF CENTER BETWEEN ENDS OF SHAFT |
| Pressure Angle | 30.0000 DEGREES |
| Face Width | 1.046 INCHES NOMINAL 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 |
|---|---|
| 8734005 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 8734005 | 5/9 Secondary reference Liebherr-Aerospace Lindenberg Gmbh |
| 8734005 | 5/9 Secondary reference Feinmechanische Werke Mainz Gmbh |
| 3040003320087 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 3040-00-332-0087 is a Gearshaft,spur, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-332-0087 has 1 manufacturer part number on file: 8734005 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8734005: Shaft Type: SHOULDERED; Shaft Material: STEEL COMP 4140 OR STEEL COMP 8640; Shaft Largest Diameter: 3.258 INCHES NOMINAL IN; Shaft End Size: 0.4375 INCHES AND 0.750 INCHES IN. 14 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.