The Stud,recessed, cataloged under National Stock Number 5307-00-187-6677, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Div Rmd Strategic. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-00-187-6677 |
| Primary Part Number | 1539876-005 |
| Item Name | Stud,recessed |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Thread Length | 1.058 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 3.688 INCHES NOMINAL NUT THREAD IN |
| Style Designator | RECESSED |
| Diameter of Recessed Portion of Shank | 0.500 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.625 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.625 INCHES STUD THREAD IN |
| Length of Recessed Portion of Shank | 0.500 INCHES NOMINAL IN |
| Thread Class | 2A STUD THREAD A |
| Thread Quantity Per Inch | 18 NUT THREAD |
| Thread Quantity Per Inch | 11 STUD THREAD |
| Material | STEEL |
| Thread Series Designator | UNF NUT THREAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) 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 |
|---|---|
| 1539876-005 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| 1539876-5 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5307-00-187-6677 is a Stud,recessed, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-187-6677 has 1 manufacturer part number on file: 1539876-005 (Raytheon Company Div Rmd Strategic).
Key specifications for 1539876-005: Thread Length: 1.058 INCHES NOMINAL STUD THREAD IN; Thread Length: 3.688 INCHES NOMINAL NUT THREAD IN; Style Designator: RECESSED; Overall Length: 6.440 INCHES NOMINAL IN. 15 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.