The Stud,plain, cataloged under National Stock Number 5307-00-957-2297, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Satair A/s. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-00-957-2297 |
| Primary Part Number | 25-29P12 |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Satair A/s |
| Status | ACTIVE |
| Cotter Pin Hole Diameter | 0.076 INCHES NOMINAL FIRST HOLE IN |
| Thread Length | 0.710 INCHES MINIMUM NUT THREAD IN |
| Thread Length | 0.770 INCHES MINIMUM STUD THREAD IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Thread Pitch Diameters | +0.2208 TO 0.2221 INCHES STUD THREAD IN |
| 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 |
| Thread Class | 3A NUT THREAD A |
| Thread Quantity Per Inch | 20 STUD THREAD |
| Thread Quantity Per Inch | 28 NUT THREAD |
| Material | STEEL COMP 8735 OR STEEL COMP 8742H |
| Thread Series Designator | UNF NUT THREAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| Distance From Cotter Pin Hole Centerline to Nut End | 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM 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 |
|---|---|
| 25-29P12 | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| 25-29P12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5307-00-957-2297 is a Stud,plain, manufactured by Satair A/s, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-957-2297 has 1 manufacturer part number on file: 25-29P12 (Satair A/s).
Key specifications for 25-29P12: Cotter Pin Hole Diameter: 0.076 INCHES NOMINAL FIRST HOLE IN; Thread Length: 0.710 INCHES MINIMUM NUT THREAD IN; Thread Length: 0.770 INCHES MINIMUM STUD THREAD IN; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM. 16 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.