The Stud,continuous Thread, cataloged under National Stock Number 5307-01-019-6578, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-019-6578 |
| Primary Part Number | A21136-52 |
| Item Name | Stud,continuous Thread |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. |
| Status | ACTIVE |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.375 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Thread Class | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 24 LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 |
| 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 |
|---|---|
| A21136-52 PRIMARY | Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA) |
| Reference | Meaning |
|---|---|
| 28416A | C/1 Advisory reference — outside the item-of-supply concept Lull Lift Corp Dba Omniquip Parts Worldwide |
NSN 5307-01-019-6578 is a Stud,continuous Thread, manufactured by Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp., classified under FSC 5307, Studs. Status: active.
NSN 5307-01-019-6578 has 1 manufacturer part number on file: A21136-52 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.).
Key specifications for A21136-52: Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 2.000 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Nominal Thread Size: 0.375 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.