The Stud,plain, cataloged under National Stock Number 5307-00-017-6218, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Norwalk Compreseer Company Inc Dba Norwalk Compressor Company. Government technical data includes 13 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-017-6218 |
| Primary Part Number | S1-140 |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Norwalk Compreseer Company Inc Dba Norwalk Compressor Company |
| Status | ACTIVE |
| Thread Length | 1.000 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 0.750 INCHES NOMINAL STUD THREAD 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 |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 11 NUT THREAD |
| Thread Quantity Per Inch | 11 STUD THREAD |
| Material | STEEL COMP 1045 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) NUT 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 |
|---|---|
| S1-140 PRIMARY | Norwalk Compreseer Company Inc Dba Norwalk Compressor Company (USA) |
NSN 5307-00-017-6218 is a Stud,plain, manufactured by Norwalk Compreseer Company Inc Dba Norwalk Compressor Company, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-017-6218 has 1 manufacturer part number on file: S1-140 (Norwalk Compreseer Company Inc Dba Norwalk Compressor Company).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-039-3513. Verify interchangeability with system specifications before substitution.
Key specifications for S1-140: Thread Length: 1.000 INCHES NOMINAL NUT THREAD IN; Thread Length: 0.750 INCHES NOMINAL STUD THREAD IN; Overall Length: 2.500 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND STUD THREAD. 13 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.