The Washer,flat, cataloged under National Stock Number 5310-01-507-7500, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is M C L, Inc.. Government technical data includes 3 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 | 5310-01-507-7500 |
| Primary Part Number | FLW06FS |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | M C L, Inc. |
| Status | ACTIVE |
| Overall Diameter | 0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Peripheral Shape Style | ROUND |
| Center Hole Shape Style | ROUND |
| 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 |
|---|---|
| FLW #6 FIBER STD OD | M C L, Inc. (USA) |
| FLW06FS PRIMARY | M C L, Inc. (USA) |
NSN 5310-01-507-7500 is a Washer,flat, manufactured by M C L, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-507-7500 has 2 manufacturer part numbers on file: FLW #6 FIBER STD OD (M C L, Inc.), FLW06FS (M C L, Inc.).
Key specifications for FLW06FS: Overall Diameter: 0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Special Features: MATERIAL IS "FIBER"; OTHER SPECS ARE PROPRIETARY INFORMATION; Peripheral Shape Style: ROUND; End Item Identification: COMUNICATIONS TERMINAL SATELLITE, AN/FSC 78 & 79; 5895-010380-8262 RADIO FREQUENCY AMPLIFIER. 3 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.