The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-719-1884, 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 21 specifications, cited from the U.S. Government catalog. The record lists 17 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-719-1884 |
| Primary Part Number | 3M943E5-7-4 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| First End Location | THREADED END |
| Surface Treatment Document and Classification | AMS 2700, METHOD 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.469 INCHES NOMINAL IN |
| Shank Length | 0.9065 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | AMS 5629 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL |
| Second End Taper Length | 0.250 INCHES NOMINAL IN |
| First End Taper Angle | 45.00 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Specification/standard Data | 76301-3-943 MANUFACTURERS STANDARD |
| Second Shank Length | 0.500 INCHES NOMINAL IN |
| Shoulder Width Across Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Style | CHAMFERED |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 11415E5-7-4 | Reid Products Inc. Dba Reid Products Inc (USA) |
| 3M943E5-7-4 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| VS3258E5-7-4 | Howmet Global Fastening Systems Inc (USA) |
| 3M943E5-7-4 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 3M943E5-7-4 | Hi-Shear Corporation (USA) |
| 3M943E5-7-4 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 3M943E5-7-4 | Saturn Fasteners Inc (USA) |
| WC943E5-7-4 | West Coast Aerospace, Inc. (USA) |
| 3M943E5-7-4 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| 3M943E5-7-4 | Heartland Precision Fasteners Inc (USA) |
| 3M943E5-7-4 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 3M943E5-7-4 | G.s. Precision, Inc. (USA) |
| 3M943E5-7-4 | Houston Precision Fasteners I Lp (USA) |
| 3M943E5-7-4 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 3M943E5-7-4 PRIMARY | The Boeing Company Div Defense (USA) |
| 3M943E5-7-4 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| VS3258E5-7-4 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| Reference | Meaning |
|---|---|
| 3M943E5 | D/9 Drawing number reference only The Boeing Company Div Defense |
| AAP139E5-7-4 | 5/2 Secondary reference U.S. Government activity |
| VS3258E5-7-4 | 5/2 Secondary reference U.S. Government activity |
| 3M943E5-7-4 | 5/2 Secondary reference U.S. Government activity |
NSN 5315-01-719-1884 is a Pin,shoulder,headless, manufactured by The Boeing Company Div Defense, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-719-1884 has 17 manufacturer part numbers on file: 11415E5-7-4 (Reid Products Inc. Dba Reid Products Inc), 3M943E5-7-4 (Sps Technologies, Llc Dba PB Fasteners), VS3258E5-7-4 (Howmet Global Fastening Systems Inc), 3M943E5-7-4 (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), 3M943E5-7-4 (Hi-Shear Corporation) and 12 more.
Key specifications for 3M943E5-7-4: Shank Diameter: 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN; Second Shank Diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; First End Location: THREADED END; Surface Treatment Document and Classification: AMS 2700, METHOD 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 21 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.