The Key,woodruff, cataloged under National Stock Number 5315-01-103-0055, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 11 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-103-0055 |
| Primary Part Number | MS9841-16 |
| Item Name | Key,woodruff |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Key Chamfer Angle | 45.0 DEGREES NOMINAL |
| Hardness Rating | 70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL |
| Starting Edge Shape | CHAMFERED |
| Style Designator | ROUND BOTTOM |
| Material Document and Classification | AMS5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Circle Diameter | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Key Chamfer Length | 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Key Height | 0.308 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Key Size Designation | WOODRUFF 9 |
| Material | STEEL COMP 303 OVERALL |
| Thickness | 0.1875 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM 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 |
|---|---|
| MS9841-16 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE AS9841 | 5/1 Secondary reference Sae International Dba Sae International |
| 23A9C606 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| MS9841-16 | 5/9 Secondary reference U.S. Government activity |
| 23A9C606 | 5/9 Secondary reference U.S. Government activity |
| MS9841-16 | 3/9 Design control — primary reference U.S. Government activity |
| SAE AS9841 | 5/9 Secondary reference U.S. Government activity |
NSN 5315-01-103-0055 is a Key,woodruff, manufactured by Sae International Dba Sae International, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-103-0055 has 1 manufacturer part number on file: MS9841-16 (Sae International Dba Sae International).
Key specifications for MS9841-16: Key Chamfer Angle: 45.0 DEGREES NOMINAL; Hardness Rating: 70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL; Starting Edge Shape: CHAMFERED; Style Designator: ROUND BOTTOM. 11 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.