The Washer,flat, cataloged under National Stock Number 5310-01-267-1783, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Jo King Inc Div J.o. King, Incorporated. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-267-1783 |
| Primary Part Number | JK1556T409604 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Jo King Inc Div J.o. King, Incorporated |
| Status | ACTIVE |
| Overall Diameter | 1.500 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.625 INCHES NOMINAL IN |
| Thickness | 0.062 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 |
|---|---|
| JK1556T409604 PRIMARY | Jo King Inc Div J.o. King, Incorporated (USA) |
| J0K1556T409604 | Jo King Inc Div J.o. King, Incorporated (USA) |
NSN 5310-01-267-1783 is a Washer,flat, manufactured by Jo King Inc Div J.o. King, Incorporated, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-267-1783 has 2 manufacturer part numbers on file: JK1556T409604 (Jo King Inc Div J.o. King, Incorporated), J0K1556T409604 (Jo King Inc Div J.o. King, Incorporated).
Key specifications for JK1556T409604: Overall Diameter: 1.500 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL. 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.