The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-176-9056, 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 23 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-176-9056 |
| Primary Part Number | 74A800744-2001 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.260 INCHES NOMINAL IN |
| Second Shank Diameter | 0.260 INCHES NOMINAL IN |
| Hole Arrangement Style | BOTH END DRILLED |
| Thread Length | 0.750 INCHES NOMINAL IN |
| First End Style | SQUARE |
| First Hole Diameter | 0.128 INCHES NOMINAL IN |
| Shank Length | 0.310 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Second End Taper Length | 0.310 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Second Hole Diameter | 0.128 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Shoulder Diameter | 0.060 INCHES NOMINAL IN |
| Second Shank Length | 1.370 INCHES NOMINAL IN |
| Center to Center Distance Between Holes | 1.500 INCHES NOMINAL IN |
| Second End Style | CHAMFERED |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | IRON ALLOY OVERALL |
| Thread Series Designator | UNF |
| Distance From Centerline of Hole to End of Pin | 0.120 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 |
|---|---|
| 74A800744-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A800744-2001 | Mercer Products & Manufacturing Company Dba Mercer Products & Manufacturing Co Div Mercer Products & Manufacturing (USA) |
| 74A800744-2001 | Indian Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 10123187 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5315-01-176-9056 is a Pin,shoulder,headless, manufactured by The Boeing Company Div Defense, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-176-9056 has 3 manufacturer part numbers on file: 74A800744-2001 (The Boeing Company Div Defense), 74A800744-2001 (Mercer Products & Manufacturing Company Dba Mercer Products & Manufacturing Co Div Mercer Products & Manufacturing), 74A800744-2001 (Indian Aerospace, Inc.).
Key specifications for 74A800744-2001: Shank Diameter: 0.260 INCHES NOMINAL IN; Second Shank Diameter: 0.260 INCHES NOMINAL IN; Hole Arrangement Style: BOTH END DRILLED; Thread Length: 0.750 INCHES NOMINAL IN. 23 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.