The Stud,stepped, cataloged under National Stock Number 5307-01-666-1004, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Dytran Instruments, Inc. Dba Dytran Instruments Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-666-1004 |
| Primary Part Number | 6201 |
| Item Name | Stud,stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Dytran Instruments, Inc. Dba Dytran Instruments Inc |
| Status | ACTIVE |
| Thread Length | 0.100 INCHES NOMINAL NUT THREAD A IN |
| Thread Length | 0.150 INCHES NOMINAL NUT THREAD B IN |
| Style Designator | STEPPED |
| Thread Direction | RIGHT-HAND NUT THREAD A |
| Thread Direction | RIGHT-HAND NUT THREAD B |
| Nominal Thread Size | 0.1900 INCHES NUT THREAD A IN |
| Nominal Thread Size | 0.2500 INCHES NUT THREAD B IN |
| Thread Class | 2A NUT THREAD A A |
| Thread Class | 2A NUT THREAD B A |
| Thread Quantity Per Inch | 32 NUT THREAD A |
| Thread Quantity Per Inch | 28 NUT THREAD B |
| Material | COPPER ALLOY |
| Thread Series Designator | UNF NUT THREAD B |
| Thread Series Designator | UNF NUT THREAD A |
| 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 |
|---|---|
| 6201 PRIMARY | Dytran Instruments, Inc. Dba Dytran Instruments Inc (USA) |
| Reference | Meaning |
|---|---|
| 127-6201 | D/9 Drawing number reference only Dytran Instruments, Inc. Dba Dytran Instruments Inc |
NSN 5307-01-666-1004 is a Stud,stepped, manufactured by Dytran Instruments, Inc. Dba Dytran Instruments Inc, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-666-1004 has 1 manufacturer part number on file: 6201 (Dytran Instruments, Inc. Dba Dytran Instruments Inc).
Key specifications for 6201: Thread Length: 0.100 INCHES NOMINAL NUT THREAD A IN; Thread Length: 0.150 INCHES NOMINAL NUT THREAD B IN; Style Designator: STEPPED; Overall Length: 0.290 INCHES NOMINAL IN. 14 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.