The Stud,continuous Thread, cataloged under National Stock Number 5307-01-047-2943, 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 8 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-047-2943 |
| Primary Part Number | MIL-S-1222 TYPE IVL1 |
| Item Name | Stud,continuous Thread |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |
| Criticality Code Justification | ZZZX |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.750 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Departure From Cited Designator | QUALITY CONTROLLED IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Thread Class | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 10 LOCATION NOT OTHERWISE SPECIFIED |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| MIL-S-1222 TYPE IVL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| GRADE B16 TYPE 1VL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 3/4 - 10UNC -2AX 5INL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| GRADE B16L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| MIL-S-1222L1 | 5/9 Secondary reference Naval Inventory Control Point Mechanicsburg |
| MILS1222TYIV3/4 1OUNCX5INLGL1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| MIL-S-001222 | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-1222 | 4/1 Identification reference U.S. Government activity |
| MILS1222TYIV3/4 1OUNCX5INLG | 5/2 Secondary reference U.S. Government activity |
NSN 5307-01-047-2943 is a Stud,continuous Thread, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-047-2943 has 4 manufacturer part numbers on file: MIL-S-1222 TYPE IVL1 (Naval Inventory Control Point Mechanicsburg), GRADE B16 TYPE 1VL1 (Naval Inventory Control Point Mechanicsburg), 3/4 - 10UNC -2AX 5INL1 (Naval Inventory Control Point Mechanicsburg), GRADE B16L1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for MIL-S-1222 TYPE IVL1: Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM; Criticality Code Justification: ZZZX; Overall Length: 5.000 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED. 8 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.