The Pin,hollow, cataloged under National Stock Number 5315-00-144-6325, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-144-6325 |
| Primary Part Number | A51G10630-13 |
| Item Name | Pin,hollow |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| First End Taper Length | 0.040 INCHES NOMINAL IN |
| First End Countersink Diameter | 0.312 INCHES NOMINAL IN |
| First End Style | CHAMFERED AND COUNTERSUNK |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| Criticality Code Justification | ACHU |
| Material Document and Classification | 5612 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Pin Overall Diameter | 0.4987 INCHES MINIMUM AND 0.4992 INCHES MAXIMUM IN |
| Pin Overall Length | 1.670 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN |
| Second End Relationship with First End | IDENTICAL |
| First End Countersink Angle | 52.0 DEGREES NOMINAL |
| Inside Diameter | 0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| A51G10630-13 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51G10630-13 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| A51G10630-13 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation |
NSN 5315-00-144-6325 is a Pin,hollow, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-144-6325 has 1 manufacturer part number on file: A51G10630-13 (Northrop Grumman Systems Corporation).
Key specifications for A51G10630-13: First End Taper Length: 0.040 INCHES NOMINAL IN; First End Countersink Diameter: 0.312 INCHES NOMINAL IN; First End Style: CHAMFERED AND COUNTERSUNK; Hardness Rating: 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL. 14 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.