The Pin,hollow, cataloged under National Stock Number 5315-00-045-7271, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Tactair Fluid Controls Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-00-045-7271 |
| Primary Part Number | HP943101-4 |
| Item Name | Pin,hollow |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Tactair Fluid Controls Inc |
| Status | ACTIVE |
| First End Style | SQUARE |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pin Overall Diameter | 0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Pin Overall Length | 0.562 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Inside Diameter | 0.031 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN |
| Material | STEEL COMP 416SE OVERALL |
| 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 |
|---|---|
| HP943101-4 PRIMARY | Tactair Fluid Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| HP943101-4 | 5/9 Secondary reference U.S. Government activity |
NSN 5315-00-045-7271 is a Pin,hollow, manufactured by Tactair Fluid Controls Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-045-7271 has 1 manufacturer part number on file: HP943101-4 (Tactair Fluid Controls Inc).
Key specifications for HP943101-4: First End Style: SQUARE; Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Pin Overall Diameter: 0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN; Pin Overall Length: 0.562 INCHES NOMINAL IN. 7 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.