The Stud,recessed, cataloged under National Stock Number 5307-00-149-4853, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-149-4853 |
| Primary Part Number | 2043H76 |
| Item Name | Stud,recessed |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Curtiss-Wright Controls, Inc. Div Actuation Division |
| Status | ACTIVE |
| Thread Length | 0.680 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 0.590 INCHES NOMINAL NUT THREAD IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Style Designator | RECESSED |
| Thread Pitch Diameters | +0.2847 TO 0.2857 INCHES STUD THREAD IN |
| Material Document and Classification | AMS 6327 ASSN STD SINGLE MATERIAL RESPONSE |
| Diameter of Recessed Portion of Shank | 0.213 INCHES MINIMUM AND 0.217 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.312 INCHES STUD THREAD IN |
| Length of Recessed Portion of Shank | 3.260 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A NUT THREAD A |
| Thread Quantity Per Inch | 18 STUD THREAD |
| Material | STEEL COMP 8740 |
| Distance Across Flats | 0.250 INCHES NOMINAL IN |
| Thread Series Designator | UNS STUD THREAD |
| 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 |
|---|---|
| 2043H76 PRIMARY | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
NSN 5307-00-149-4853 is a Stud,recessed, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-149-4853 has 1 manufacturer part number on file: 2043H76 (Curtiss-Wright Controls, Inc. Div Actuation Division).
Key specifications for 2043H76: Thread Length: 0.680 INCHES NOMINAL STUD THREAD IN; Thread Length: 0.590 INCHES NOMINAL NUT THREAD IN; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM; Style Designator: RECESSED. 17 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.