The Stud,continuous Thread, cataloged under National Stock Number 5307-01-556-2387, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Johnson Controls Navy Systems, Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-556-2387 |
| Primary Part Number | 021-31575-000 |
| Item Name | Stud,continuous Thread |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Johnson Controls Navy Systems, Llc |
| Status | ACTIVE |
| Material Document and Classification | SAE J-429. GRADE 5 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.750 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Thread Class | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 10 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 |
|---|---|
| 021-31575-000 PRIMARY | Johnson Controls Navy Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 477-15979-000 ITEM 66 | 5/1 Secondary reference Johnson Controls Navy Systems, Llc |
| 477-15979-000 | D/9 Drawing number reference only Johnson Controls Navy Systems, Llc |
NSN 5307-01-556-2387 is a Stud,continuous Thread, manufactured by Johnson Controls Navy Systems, Llc, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-556-2387 has 1 manufacturer part number on file: 021-31575-000 (Johnson Controls Navy Systems, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-556-2390, 5305-01-556-2391. Verify interchangeability with system specifications before substitution.
Key specifications for 021-31575-000: Material Document and Classification: SAE J-429. GRADE 5 ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 4.500 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Nominal Thread Size: 0.750 INCHES LOCATION NOT OTHERWISE SPECIFIED IN. 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.