The Washer,keyway, cataloged under National Stock Number 5310-00-503-0884, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 11 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 | 5310-00-503-0884 |
| Primary Part Number | 5030884 |
| Item Name | Washer,keyway |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| External Keyway Width | 0.031 INCHES NOMINAL IN |
| External Keyway Quantity | 6 |
| Surface Treatment Document and Classification | QQ-Z-325 TYPE 1 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Heat Treatment | QUENCHED AND TEMPERED |
| Material Document and Classification | 57-136 FSCM 21450 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.500 INCHES MAXIMUM IN |
| Material Thickness | 0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL COMP 1095 OVERALL |
| Hole Diameter | 1.063 INCHES MINIMUM AND 1.073 INCHES MAXIMUM IN |
| External Keyway Length | 0.125 INCHES NOMINAL IN |
| 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 |
|---|---|
| 5030884 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 5310-00-503-0884 is a Washer,keyway, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-503-0884 has 1 manufacturer part number on file: 5030884 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 5030884: External Keyway Width: 0.031 INCHES NOMINAL IN; External Keyway Quantity: 6; Surface Treatment Document and Classification: QQ-Z-325 TYPE 1 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Heat Treatment: QUENCHED AND TEMPERED. 11 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.