The Stud,continuous Thread, cataloged under National Stock Number 5307-01-279-5026, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-279-5026 |
| Primary Part Number | 1210B4405 |
| Item Name | Stud,continuous Thread |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | QQ-S-763 COND A FED SPEC 1ST MATERIAL RESPONSE OR ASTM A276 ASSN STD 2ND MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.500 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 20 LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL COMP 316 |
| Thread Series Designator | UNF 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 |
|---|---|
| 1210B4405 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 1210B4405 | 5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems |
NSN 5307-01-279-5026 is a Stud,continuous Thread, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-279-5026 has 1 manufacturer part number on file: 1210B4405 (Lockheed Martin Corporation Div Rms).
Key specifications for 1210B4405: Surface Treatment Document and Classification: QQ-P-35 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: QQ-S-763 COND A FED SPEC 1ST MATERIAL RESPONSE OR ASTM A276 ASSN STD 2ND MATERIAL RESPONSE; Overall Length: 5.720 INCHES MINIMUM AND 5.810 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED. 9 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.