The Arm,signal, cataloged under National Stock Number 3010-01-421-7314, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. Government technical data includes 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3010-01-421-7314 |
| Primary Part Number | 745C516 P2 |
| Item Name | Arm,signal |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Timken Gears & Services Inc. Div Philadelphia Gear |
| Status | ACTIVE |
| General Characteristics Item Description | PORT SIDE ARM, MATERIAL PER QQ-S-00693, INCLUDES SIGNAL ARM, BLOCK AND BOSS, SIGNAL ARM PAINTED RED, PIVOT HOLE 1.500 IN DIA WITH THREADED BOSS 1/2-13NC-3 IN |
| Material | STEEL |
| 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 |
|---|---|
| 745C516 P2 PRIMARY | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| Reference | Meaning |
|---|---|
| 748C372 PIECE 12 | C/1 Advisory reference — outside the item-of-supply concept Timken Gears & Services Inc. Div Philadelphia Gear |
| 748C372 PIECE 12 | 5/9 Secondary reference General Electric Company |
| 745C516 P2 | 5/9 Secondary reference General Electric Company |
| 745C516 | D/9 Drawing number reference only General Electric Company |
NSN 3010-01-421-7314 is a Arm,signal, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-421-7314 has 1 manufacturer part number on file: 745C516 P2 (Timken Gears & Services Inc. Div Philadelphia Gear).
1 possible match (shared part number, not a government interchangeability claim): 3010-01-422-7498. Verify interchangeability with system specifications before substitution.
Key specifications for 745C516 P2: Overall Height: 6.375 INCHES NOMINAL IN; General Characteristics Item Description: PORT SIDE ARM, MATERIAL PER QQ-S-00693, INCLUDES SIGNAL ARM, BLOCK AND BOSS, SIGNAL ARM PAINTED RED, PIVOT HOLE 1.500 IN DIA WITH THREADED BOSS 1/2-13NC-3 IN; Overall Length: 16.250 INCHES NOMINAL IN; End Item Identification: WEAPONS SYSTEM NIMITZ CLASS CVN. 2 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.