The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-935-9036, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Vertex Modernization and Sustainment Llc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5315-00-935-9036 |
| Primary Part Number | 55A44B37-3 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Vertex Modernization and Sustainment Llc |
| Status | ACTIVE |
| Shank Diameter | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| First End Countersink Diameter | 0.188 INCHES NOMINAL IN |
| First End Location | BOTH ENDS |
| Surface Treatment Document and Classification | QQ-P-35 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| First End Style | COUNTERSUNK |
| Shank Length | 0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Style Designator | SHOULDER |
| Material Document and Classification | MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Second End Relationship with First End | IDENTICAL |
| First End Countersink Angle | 30.0 DEGREES NOMINAL |
| Shoulder Diameter | 0.308 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| Second Shank Length | 0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 431 OVERALL |
| 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 |
|---|---|
| 55A44B37-3 | Marvin Engineering Co, Inc (USA) |
| 55A44B37-3 PRIMARY | Vertex Modernization and Sustainment Llc (USA) |
| 55A44B37-3 | Solo Enterprise Corp. Dba Solo Enterprise Corp (USA) |
| 55A44B37-3 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 55A44B37-3 | Klune Industries, Inc. Div Pcc Aerostructures, Spanish Fork Dba Klune Industries (USA) |
| 009359036 | Garrity Tool Company, Llc (USA) |
| 55A44B37-3 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 67A79B37 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 55A44B37-3 | 5/9 Secondary reference U.S. Government activity |
NSN 5315-00-935-9036 is a Pin,shoulder,headless, manufactured by Vertex Modernization and Sustainment Llc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-935-9036 has 7 manufacturer part numbers on file: 55A44B37-3 (Marvin Engineering Co, Inc), 55A44B37-3 (Vertex Modernization and Sustainment Llc), 55A44B37-3 (Solo Enterprise Corp. Dba Solo Enterprise Corp), 55A44B37-3 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 55A44B37-3 (Klune Industries, Inc. Div Pcc Aerostructures, Spanish Fork Dba Klune Industries) and 2 more.
Key specifications for 55A44B37-3: Shank Diameter: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Second Shank Diameter: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; First End Countersink Diameter: 0.188 INCHES NOMINAL IN; First End Location: BOTH ENDS. 15 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.