The Stud,plain, cataloged under National Stock Number 5307-01-442-0664, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-442-0664 |
| Primary Part Number | ASTM-A193 GRADE B7L1 |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZW |
| Departure From Cited Document | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| ASTM-A193 GRADE B7L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| MIL-DTL-1222 TYPE I STYLE AL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| RY-184913 PIECE 25.2L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 404820-00L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 1/2-13UNC-5-3A X 2 1/8 INCHESL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| RY-184913 ITEM 25.2L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| ASTM-A193 GRADE B7 | 5/1 Secondary reference U.S. Government activity |
| 1/2-13UNC-5-3A X 2 1/8 INCHES | 5/1 Secondary reference U.S. Government activity |
| RY-184913 ITEM 25.2 | 5/1 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| 404820-00 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| MIL-DTL-1222 TYPE I STYLE A | 4/1 Identification reference U.S. Government activity |
| RY-184913 PIECE 25.2 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| 404820-00 | 3/9 Design control — primary reference U.S. Government activity |
| RY-184913 PIECE 25.2 | 5/9 Secondary reference U.S. Government activity |
NSN 5307-01-442-0664 is a Stud,plain, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-442-0664 has 6 manufacturer part numbers on file: ASTM-A193 GRADE B7L1 (Naval Inventory Control Point Mechanicsburg), MIL-DTL-1222 TYPE I STYLE AL1 (Naval Inventory Control Point Mechanicsburg), RY-184913 PIECE 25.2L1 (Naval Inventory Control Point Mechanicsburg), 404820-00L1 (Naval Inventory Control Point Mechanicsburg), 1/2-13UNC-5-3A X 2 1/8 INCHESL1 (Naval Inventory Control Point Mechanicsburg) and 1 more.
Key specifications for ASTM-A193 GRADE B7L1: Criticality Code Justification: ZZZW; Departure From Cited Document: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS; End Item Identification: CTFGL PMP; Reference Number Differentiating Characteristics: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS. 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.