The Washer,flat, cataloged under National Stock Number 5310-01-396-8801, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Technology Dynamics, Inc. Dba Mid-Eastern Industries Division. Government technical data includes 2 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. 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 | 5310-01-396-8801 |
| Primary Part Number | 617201 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Technology Dynamics, Inc. Dba Mid-Eastern Industries Division |
| Status | ACTIVE |
| Overall Diameter | 0.375 INCHES NOMINAL IN |
| Hole Diameter | 0.151 INCHES MINIMUM AND 0.164 INCHES MAXIMUM 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 |
|---|---|
| 617201 PRIMARY | Technology Dynamics, Inc. Dba Mid-Eastern Industries Division (USA) |
NSN 5310-01-396-8801 is a Washer,flat, manufactured by Technology Dynamics, Inc. Dba Mid-Eastern Industries Division, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-396-8801 has 1 manufacturer part number on file: 617201 (Technology Dynamics, Inc. Dba Mid-Eastern Industries Division).
1 possible match (shared part number, not a government interchangeability claim): 5895-01-672-0529. Verify interchangeability with system specifications before substitution.
Key specifications for 617201: Overall Diameter: 0.375 INCHES NOMINAL IN; End Item Identification: HEATSINK ASSY, GRS11-3K 50/60-5666; Hole Diameter: 0.151 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN. 2 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.