The Washer,split, cataloged under National Stock Number 5310-01-385-4658, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Transdigm Inc Div Adelwiggins Group. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-385-4658 |
| Primary Part Number | 8305-32-9 |
| Item Name | Washer,split |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Transdigm Inc Div Adelwiggins Group |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 TY2CL2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Distance Across Split Opening | 0.029 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-250 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 2.384 INCHES MINIMUM AND 2.389 INCHES MAXIMUM IN |
| Material Thickness | 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 2024 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 |
|---|---|
| TC001-32A | Hydraflow (USA) |
| 8305-32-9 PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
| 07A235-32D | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
NSN 5310-01-385-4658 is a Washer,split, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-385-4658 has 3 manufacturer part numbers on file: TC001-32A (Hydraflow), 8305-32-9 (Transdigm Inc Div Adelwiggins Group), 07A235-32D (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 8305-32-9: Surface Treatment Document and Classification: MIL-A-8625 TY2CL2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Distance Across Split Opening: 0.029 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN; Material Document and Classification: QQ-A-250 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 2.384 INCHES MINIMUM AND 2.389 INCHES MAXIMUM 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.