The Stud,recessed, cataloged under National Stock Number 5307-00-550-0601, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-00-550-0601 |
| Primary Part Number | NLA144 |
| Item Name | Stud,recessed |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Thread Length | 2.000 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 1.656 INCHES NOMINAL NUT THREAD IN |
| Style Designator | RECESSED |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE |
| Diameter of Recessed Portion of Shank | 0.624 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.750 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.750 INCHES NUT THREAD IN |
| Length of Recessed Portion of Shank | 3.000 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 10 STUD THREAD |
| Thread Quantity Per Inch | 16 NUT THREAD |
| Material | STEEL COMP 1045 |
| Thread Series Designator | UNF NUT THREAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD 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 |
|---|---|
| NLA144 PRIMARY | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| NLA144 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5307-00-550-0601 is a Stud,recessed, manufactured by Fairbanks Morse, Llc, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-550-0601 has 1 manufacturer part number on file: NLA144 (Fairbanks Morse, Llc).
Key specifications for NLA144: Thread Length: 2.000 INCHES NOMINAL STUD THREAD IN; Thread Length: 1.656 INCHES NOMINAL NUT THREAD IN; Style Designator: RECESSED; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE. 18 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.