The Stud,plain, cataloged under National Stock Number 5307-01-304-4351, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-304-4351 |
| Primary Part Number | 33441-002-3244-001 |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa |
| Status | ACTIVE |
| Supplementary Features | CENTER HARDNESS 450-500 BRINELL |
| Material Document and Classification | ASTM A322,GR 4150 ASSN STD SINGLE MATERIAL RESPONSE |
| Material | STEEL |
| 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 |
|---|---|
| 33441-002-3244-001 PRIMARY | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA) |
| Reference | Meaning |
|---|---|
| 20490-H PIECE 35 | 5/9 Secondary reference Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa |
NSN 5307-01-304-4351 is a Stud,plain, manufactured by Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-304-4351 has 1 manufacturer part number on file: 33441-002-3244-001 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa).
Key specifications for 33441-002-3244-001: Supplementary Features: CENTER HARDNESS 450-500 BRINELL; Material Document and Classification: ASTM A322,GR 4150 ASSN STD SINGLE MATERIAL RESPONSE; Special Features: TRIP THROTTLE VALVE; Material: STEEL. 3 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.