The Stud,plain, cataloged under National Stock Number 5307-01-189-3856, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-189-3856 |
| Primary Part Number | 16705990 |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.625 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.625 INCHES STUD THREAD IN |
| Surface Treatment | ZINC OVERALL |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 11 NUT THREAD |
| Thread Quantity Per Inch | 11 STUD THREAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) NUT THREAD |
| 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 |
|---|---|
| 16705990 PRIMARY | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| 16705990 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5307-01-189-3856 is a Stud,plain, manufactured by Fairbanks Morse, Llc, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-189-3856 has 1 manufacturer part number on file: 16705990 (Fairbanks Morse, Llc).
Key specifications for 16705990: Overall Length: 3.375 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND STUD THREAD; Thread Direction: RIGHT-HAND NUT THREAD; Nominal Thread Size: 0.625 INCHES NUT THREAD IN. 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.