The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-213-5563, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 20 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-213-5563 |
| Primary Part Number | 3M943C3-3D6 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.1851 INCHES MINIMUM AND 0.1863 INCHES MAXIMUM IN |
| First End Location | THREADED END |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Second End Taper Angle | 45.0 DEGREES NOMINAL |
| Hole Arrangement Style | ONE END DRILLED |
| Thread Length | 0.345 INCHES NOMINAL IN |
| First End Style | SQUARE |
| First Hole Diameter | 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN |
| Shank Length | 0.533 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR ASTM A582 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| Second End Taper Length | 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Shoulder Diameter | 0.375 INCHES NOMINAL IN |
| Second Shank Length | 0.565 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Tip Radius | 0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Second End Style | CHAMFERED |
| Thread Class | 3A A |
| Material | STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 303SE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Centerline of Hole to End of Pin | 0.140 INCHES NOMINAL 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 |
|---|---|
| 3M943C3-3D6 | Heartland Precision Fasteners Inc (USA) |
| WC943C3-3D6 | West Coast Aerospace, Inc. (USA) |
| 3M943C3-3D6 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 3M943C3-3D6 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 3M943C3-3D6 PRIMARY | The Boeing Company Div Defense (USA) |
| 3M943C3-3D6 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M943C3-3D6 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| 3M943C3-3D6 | Hi-Shear Corporation (USA) |
| 3M943C3-3D6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 3M943C3-3D6 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| VS3258C3-3D6 | Howmet Global Fastening Systems Inc (USA) |
| 11415C3-3D6 | Reid Products Inc. Dba Reid Products Inc (USA) |
| 3M943C3-3D6 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| D792682C3DDN6 | Huck International, Inc (USA) |
| 3M943C3-3D6 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 3M943C3-3D6 | Houston Precision Fasteners I Lp (USA) |
| 3M943C3-3D6 | Reid Products Inc. Dba Reid Products Inc (USA) |
| VS3258C3-3D6 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| 3M943C3-3D6 | Saturn Fasteners Inc (USA) |
| 3M943C3-3D6 | G.s. Precision, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3M946C3-3D6 | 5/9 Secondary reference Sps Technologies Ltd, Tj Brooks Division |
| 3M943C3-3D6 | 5/2 Secondary reference U.S. Government activity |
| D792682C3DDN6 | 5/9 Secondary reference U.S. Government activity |
| AAP139C3D6 | 5/2 Secondary reference U.S. Government activity |
| VS3258C3-3D6 | 5/9 Secondary reference U.S. Government activity |
| D792682C3DN6 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5315-01-213-5563 is a Pin,shoulder,headless, manufactured by The Boeing Company Div Defense, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-213-5563 has 20 manufacturer part numbers on file: 3M943C3-3D6 (Heartland Precision Fasteners Inc), WC943C3-3D6 (West Coast Aerospace, Inc.), 3M943C3-3D6 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), 3M943C3-3D6 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), 3M943C3-3D6 (The Boeing Company Div Defense) and 15 more.
Key specifications for 3M943C3-3D6: Shank Diameter: 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN; Second Shank Diameter: 0.1851 INCHES MINIMUM AND 0.1863 INCHES MAXIMUM IN; First End Location: THREADED END; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 25 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.