The Washer,keyway, cataloged under National Stock Number 5310-00-264-1332, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Siemens Energy, Inc.. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-264-1332 |
| Primary Part Number | G8786PC34 |
| Item Name | Washer,keyway |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Siemens Energy, Inc. |
| Status | ACTIVE |
| Distance From Centerline to Bottom of Internal Keyway | 0.712 INCHES NOMINAL0.712 INCHES NOMINAL IN |
| Internal Keyway Width | 0.188 INCHES NOMINAL0.188 INCHES NOMINAL IN |
| Outside Diameter | 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN |
| Internal Keyway Quantity | 11 |
| Material Thickness | 0.437 INCHES NOMINAL0.437 INCHES NOMINAL IN |
| Departure From Cited Designator | AS MOD BY EDGES OF HOLE CHAMFERED 45.0 DEG 0.031 IN. DEEPAS MOD BY EDGES OF HOLE CHAMFERED 45.0 DEG 0.031 IN. DEEP IN |
| Minimum Yield Strength | 30000 POUNDS PER SQUARE INCH30000 POUNDS PER SQUARE INCH LBS |
| Material | STEEL OVERALL |
| Hole Diameter | 0.875 INCHES NOMINAL0.875 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 |
NSN 5310-00-264-1332 is a Washer,keyway, manufactured by Siemens Energy, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-264-1332 has 2 manufacturer part numbers on file: G8786PC34 (Siemens Energy, Inc.), KD1175 (Siemens Energy, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5925-01-275-8444. Verify interchangeability with system specifications before substitution.
Key specifications for G8786PC34: Distance From Centerline to Bottom of Internal Keyway: 0.712 INCHES NOMINAL0.712 INCHES NOMINAL IN; Internal Keyway Width: 0.188 INCHES NOMINAL0.188 INCHES NOMINAL IN; Outside Diameter: 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN; Internal Keyway Quantity: 11. 9 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.