The Bolt,shoulder, cataloged under National Stock Number 5306-01-206-0095, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-206-0095 |
| Primary Part Number | 123CSM10318-511 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Head Height | 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN |
| Fastener Length | 3.160 INCHES NOMINAL IN |
| Shoulder Length | 2.730 INCHES MINIMUM AND 2.735 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.354 INCHES MINIMUM AND 0.430 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hole Configuration Style | HEXAGON FLATS |
| 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 | CADMIUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL OVERALL |
| Hole Quantity | 3 |
| Thread Series Designator | UNF |
| Hole Type | DRILLED |
| Hole Diameter | 0.069 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 123CSM10318-511 | Northrop Grumman Technical Services, Inc. (USA) |
| 123CSM10318-511 | Capy Machine Shop Inc. Dba Capy Machine Shop Inc (USA) |
| 123CSM10318-511 PRIMARY | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA) |
| 123CSM10318-511 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 123CSM10318-511 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 123CSM10318-511REVH | 5/9 Secondary reference Whitestone Tool Corp |
| 123CSM10318-511 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5306-01-206-0095 is a Bolt,shoulder, manufactured by Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-206-0095 has 5 manufacturer part numbers on file: 123CSM10318-511 (Northrop Grumman Technical Services, Inc.), 123CSM10318-511 (Capy Machine Shop Inc. Dba Capy Machine Shop Inc), 123CSM10318-511 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems), 123CSM10318-511 (Northrop Grumman Systems Corporation), 123CSM10318-511 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems).
Key specifications for 123CSM10318-511: Head Height: 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN; Fastener Length: 3.160 INCHES NOMINAL IN; Shoulder Length: 2.730 INCHES MINIMUM AND 2.735 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM FIRST SHOULDER IN. 20 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.