The Stud,continuous Thread, cataloged under National Stock Number 5307-00-899-2078, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Corporation. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-00-899-2078 |
| Primary Part Number | 143631 |
| Item Name | Stud,continuous Thread |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corporation |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.164 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Thread Class | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 32 LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL |
| 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 | X |
| Part Number | Manufacturer |
|---|---|
| 143631 PRIMARY | L3harris Technologies, Inc. Dba Harris Corporation (USA) |
| Reference | Meaning |
|---|---|
| 143631 | 5/9 Secondary reference Itt Industries Inc Itt Aerospace Communications Div East |
NSN 5307-00-899-2078 is a Stud,continuous Thread, manufactured by L3harris Technologies, Inc. Dba Harris Corporation, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-899-2078 has 1 manufacturer part number on file: 143631 (L3harris Technologies, Inc. Dba Harris Corporation).
Key specifications for 143631: Overall Length: 4.750 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Nominal Thread Size: 0.164 INCHES LOCATION NOT OTHERWISE SPECIFIED IN; Surface Treatment: CADMIUM AND CHROMATE OVERALL. 7 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.