The Bolt,shoulder, cataloged under National Stock Number 5306-01-351-7060, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Lfc Industries, Inc.. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-351-7060 |
| Primary Part Number | BA0017AC3-3C51 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Lfc Industries, Inc. |
| Status | ACTIVE |
| Head Height | 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN |
| Fastener Length | 3.598 INCHES MINIMUM AND 3.628 INCHES MAXIMUM IN |
| Shoulder Length | 3.178 INCHES MINIMUM AND 3.198 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.425 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shank Unthreaded Hole Diameter | 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 3.410 INCHES MINIMUM AND 3.460 INCHES MAXIMUM FIRST HOLE IN |
| 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 |
|---|---|
| 03A217-4D51 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| 03A217-4D51 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| BA0017AC3-4C51 | Lfc Industries, Inc. (USA) |
| AIC1699-4D51 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| PBF1480-4D51 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BA0017AC3-3C51 PRIMARY | Lfc Industries, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 124231-4D51 | 5/2 Secondary reference U.S. Government activity |
| VS3364-4D51 | 5/9 Secondary reference U.S. Government activity |
| VS3364-4D51 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
NSN 5306-01-351-7060 is a Bolt,shoulder, manufactured by Lfc Industries, Inc., classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-351-7060 has 6 manufacturer part numbers on file: 03A217-4D51 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), 03A217-4D51 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), BA0017AC3-4C51 (Lfc Industries, Inc.), AIC1699-4D51 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), PBF1480-4D51 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners) and 1 more.
Key specifications for BA0017AC3-3C51: Head Height: 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN; Fastener Length: 3.598 INCHES MINIMUM AND 3.628 INCHES MAXIMUM IN; Shoulder Length: 3.178 INCHES MINIMUM AND 3.198 INCHES MAXIMUM FIRST SHOULDER IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 19 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.