The Stud,plain, cataloged under National Stock Number 5307-00-248-8296, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Jay Bee Machine Works, Inc. Government technical data includes 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-248-8296 |
| Primary Part Number | 1856B |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Jay Bee Machine Works, Inc |
| Status | ACTIVE |
| Thread Length | 0.750 INCHES MINIMUM NUT THREAD IN |
| Thread Length | 0.375 INCHES MINIMUM STUD THREAD IN |
| Hardness Rating | 100.0 ROCKWELL B NOMINAL |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.250 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.250 INCHES STUD THREAD IN |
| Nondefinitive Spec/std Data | 1 TYPE AND B STYLE AND 2 GRADE |
| Thread Class | 2A NUT THREAD A |
| Thread Class | 5A STUD THREAD A |
| Thread Quantity Per Inch | 20 NUT THREAD |
| Thread Quantity Per Inch | 20 STUD THREAD |
| Material | STEEL |
| 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 |
|---|---|
| 1856B PRIMARY | Jay Bee Machine Works, Inc (USA) |
NSN 5307-00-248-8296 is a Stud,plain, manufactured by Jay Bee Machine Works, Inc, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-248-8296 has 1 manufacturer part number on file: 1856B (Jay Bee Machine Works, Inc).
Key specifications for 1856B: Thread Length: 0.750 INCHES MINIMUM NUT THREAD IN; Thread Length: 0.375 INCHES MINIMUM STUD THREAD IN; Hardness Rating: 100.0 ROCKWELL B NOMINAL; Overall Length: 3.000 INCHES NOMINAL IN. 15 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.