The Washer,key, cataloged under National Stock Number 5310-00-388-6004, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-388-6004 |
| Primary Part Number | 730364PC7 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Angle Between First and Second Key | 15.0 DEGREES NOMINAL |
| Surface Treatment Document and Classification | MIL-P-16232 TYPE Z CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Internal Prebent Key Width | 0.281 INCHES NOMINAL IN |
| Overall Distance Including Keys | 3.812 INCHES NOMINAL IN |
| Angle Between Fifth and Sixth Key | 30.0 DEGREES NOMINAL |
| Style Designator | KEY |
| Material Document and Classification | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 3.250 INCHES NOMINAL IN |
| Angle Between Fourth and Fifth Key | 30.0 DEGREES NOMINAL |
| Material Thickness | 0.062 INCHES NOMINAL IN |
| External Straight Key Width | 0.219 INCHES NOMINAL IN |
| External Key Quantity | 6 |
| Internal Prebent Key Length | 0.125 INCHES NOMINAL IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Material | STEEL COMP 1010 OVERALL |
| Angle Between Second and Third Key | 30.0 DEGREES NOMINAL |
| Hole Diameter | 2.515 INCHES NOMINAL IN |
| Angle Between Third and Fourth Key | 30.0 DEGREES NOMINAL |
| 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 |
|---|---|
| 730364PC7 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5310-00-388-6004 is a Washer,key, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-388-6004 has 1 manufacturer part number on file: 730364PC7 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 730364PC7: Angle Between First and Second Key: 15.0 DEGREES NOMINAL; Surface Treatment Document and Classification: MIL-P-16232 TYPE Z CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Internal Prebent Key Width: 0.281 INCHES NOMINAL IN; Overall Distance Including Keys: 3.812 INCHES NOMINAL IN. 18 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.