The Stud,recessed, cataloged under National Stock Number 5307-01-450-0853, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Defense Maritime Solutions, Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-450-0853 |
| Primary Part Number | H47994-1-A05 |
| Item Name | Stud,recessed |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Defense Maritime Solutions, Inc. |
| Status | ACTIVE |
| Nominal Thread Size | 0.750 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Thread Quantity Per Inch | 28 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 | X |
| Part Number | Manufacturer |
|---|---|
| H47994-1 | Defense Maritime Solutions, Inc. (USA) |
| H47994-1-A05 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| H47994-1 | 3/9 Design control — primary reference John Crane, Inc |
| H47994-1 | 5/9 Secondary reference Wartsila Lips Inc |
NSN 5307-01-450-0853 is a Stud,recessed, manufactured by Defense Maritime Solutions, Inc., classified under FSC 5307, Studs. Status: active.
NSN 5307-01-450-0853 has 2 manufacturer part numbers on file: H47994-1 (Defense Maritime Solutions, Inc.), H47994-1-A05 (Defense Maritime Solutions, Inc.).
Key specifications for H47994-1-A05: Overall Length: 0.98 MILLIMETERS MINIMUM AND 102.0 MILLIMETERS MAXIMUM MM; Nominal Thread Size: 0.750 INCHES LOCATION NOT OTHERWISE SPECIFIED IN; Thread Quantity Per Inch: 28 LOCATION NOT OTHERWISE SPECIFIED. 2 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.