The Stud,stepped, cataloged under National Stock Number 5307-00-324-7450, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 13 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through both NSN and commercial part number lookups. 16 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-324-7450 |
| Primary Part Number | 16103943 |
| Item Name | Stud,stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Shank Diameter | 0.344 INCHES NOMINAL IN |
| Cotter Pin Hole Diameter | 0.934 INCHES NOMINAL FIRST HOLE IN |
| Thread Length | 1.000 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 0.375 INCHES NOMINAL STUD THREAD IN |
| Style Designator | STEPPED |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.375 INCHES NUT THREAD IN |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 24 NUT THREAD |
| Material | STEEL |
| Thread Series Designator | UNF NUT THREAD |
| Distance From Cotter Pin Hole Centerline to Nut End | 0.125 INCHES NOMINAL FIRST HOLE 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 |
|---|---|
| 16103943 PRIMARY | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| MADG4018APC6 | 5/9 Secondary reference U.S. Government activity |
| AVP10S61-0992PC5 | 5/9 Secondary reference U.S. Government activity |
| ADE6404A | 5/9 Secondary reference U.S. Government activity |
| 13ADD4018APC5 | 5/9 Secondary reference U.S. Government activity |
| 81218S41-524PC5 | 5/9 Secondary reference U.S. Government activity |
| BB55S61-01165PC5 | 5/9 Secondary reference U.S. Government activity |
| MADG4018DPC6 | 5/9 Secondary reference U.S. Government activity |
| 16103943 | 3/9 Design control — primary reference U.S. Government activity |
| 7ADD4018APC5 | 5/9 Secondary reference U.S. Government activity |
| 15ADD4018APC5 | 5/9 Secondary reference U.S. Government activity |
| 10ADE4018APC5 | 5/9 Secondary reference U.S. Government activity |
| 81223S41-710ALT2PC6 | 5/9 Secondary reference U.S. Government activity |
| AM55S61-0905PC5 | 5/9 Secondary reference U.S. Government activity |
| MADD4018APC5 | 5/9 Secondary reference U.S. Government activity |
| ADD6404A | 5/9 Secondary reference U.S. Government activity |
| 81223S41-713ALT5PC6 | 5/9 Secondary reference U.S. Government activity |
NSN 5307-00-324-7450 is a Stud,stepped, manufactured by Fairbanks Morse, Llc, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-324-7450 has 1 manufacturer part number on file: 16103943 (Fairbanks Morse, Llc).
Key specifications for 16103943: Shank Diameter: 0.344 INCHES NOMINAL IN; Cotter Pin Hole Diameter: 0.934 INCHES NOMINAL FIRST HOLE IN; Thread Length: 1.000 INCHES NOMINAL NUT THREAD IN; Thread Length: 0.375 INCHES NOMINAL STUD THREAD IN. 13 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.