The Stud,plain, cataloged under National Stock Number 5307-01-661-3776, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Saturn Fasteners Inc. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-661-3776 |
| Primary Part Number | 120-216934L |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Saturn Fasteners Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS-QQ-P-416, TYPE II CLASS 2 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.625 INCHES MINIMUM NUT THREAD A IN |
| Thread Length | 0.938 INCHES MINIMUM NUT THREAD B IN |
| Hardness Rating | 39.5 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| Thread Pitch Diameters | +0.3452 TO 0.3467 INCHES NUT THREAD B IN |
| Material Document and Classification | AMS6414 NATIONAL STD/SPEC 1ST MATERIAL RESPONSE OR AMS AMS 6322 OR AMS 6325 OR AMS 6327 NATIONAL STD/SPEC 2ND MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND NUT THREAD A |
| Thread Direction | RIGHT-HAND NUT THREAD B |
| Nominal Thread Size | 0.3750 INCHES NUT THREAD A IN |
| Nominal Thread Size | 0.3750 INCHES NUT THREAD B IN |
| Specification/standard Data | 97499-120-216 MANUFACTURERS STANDARD |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A NUT THREAD A A |
| Thread Quantity Per Inch | 16 NUT THREAD B |
| Thread Quantity Per Inch | 24 NUT THREAD A |
| Material | STEEL COMP 4340 OR STEEL COMP 8740 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) NUT THREAD A |
| Thread Series Designator | UNJS NUT THREAD B |
| 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 |
|---|---|
| 120-216934L PRIMARY | Saturn Fasteners Inc (USA) |
| 120-216934L | United Precision Products Co., Inc. (USA) |
| Reference | Meaning |
|---|---|
| 120-216P34L | 3/2 Design control — primary reference U.S. Government activity |
| 120-216P34L | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5307-01-661-3776 is a Stud,plain, manufactured by Saturn Fasteners Inc, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-661-3776 has 2 manufacturer part numbers on file: 120-216934L (Saturn Fasteners Inc), 120-216934L (United Precision Products Co., Inc.).
Key specifications for 120-216934L: Surface Treatment Document and Classification: AMS-QQ-P-416, TYPE II CLASS 2 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.625 INCHES MINIMUM NUT THREAD A IN; Thread Length: 0.938 INCHES MINIMUM NUT THREAD B IN; Hardness Rating: 39.5 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM. 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.