The Washer,flat, cataloged under National Stock Number 5310-00-238-3787, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Johnson Controls Navy Systems, Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-238-3787 |
| Primary Part Number | YR207 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Johnson Controls Navy Systems, Llc |
| Status | ACTIVE |
| Overall Diameter | 2.750 INCHES NOMINAL IN |
| Material Document and Classification | C-F-206 TY 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Minimum Tensile Strength | 225 POUNDS PER SQUARE INCH LBS |
| Peripheral Shape Style | ROUND |
| Material | WOOL COMP 9R1 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.688 INCHES NOMINAL IN |
| Thickness | 0.250 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 |
|---|---|
| YR207 PRIMARY | Johnson Controls Navy Systems, Llc (USA) |
| 10148 PRIMARY | Mitsubishi Caterpillar Forklift America, Inc (USA) |
| Y69K224 PRIMARY | Renk America Llc Div Renk America (USA) |
| Reference | Meaning |
|---|---|
| DC2686 | 5/9 Secondary reference American Standard Inc Westinghouse Air Brake Co Div |
NSN 5310-00-238-3787 is a Washer,flat, manufactured by Johnson Controls Navy Systems, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-238-3787 has 3 manufacturer part numbers on file: YR207 (Johnson Controls Navy Systems, Llc), 10148 (Mitsubishi Caterpillar Forklift America, Inc), Y69K224 (Renk America Llc Div Renk America).
Key specifications for YR207: Overall Diameter: 2.750 INCHES NOMINAL IN; Material Document and Classification: C-F-206 TY 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Minimum Tensile Strength: 225 POUNDS PER SQUARE INCH LBS. 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.