Washer, Flat5310-01-620-7671

NSN 5310-01-620-7671 · NIIN 016207671 · Part number X-25-85

Kohler Co. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 67271

Government record, cited

NSN 5310-01-620-7671 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-620-7671. Manufacturer of record part number: X-25-85.

Also searched as 5310-01-620-7671 · 5310016207671 · NIIN 016207671 · 01-620-7671 · FSC 5310 Nuts and Washers · CAGE 67271 · X-25-85

Nearby stock numbers ← 5310-01-620-7669 Washer, Flat · 5310-01-620-7727 Washer, Lock →

5310-01-620-7671 — Nuts and Washers

Features

Washer,flat — FSC 5310
Overall Diameter: 0.687 INCHES NOMINAL IN
Hole Diameter: 0.344 INCHES NOMINAL IN
Thickness: 0.065 INCHES NOMINAL IN
1 manufacturer part number on file
Manufacturer of record: Kohler Co.

Identification

NSN: 5310-01-620-7671
NIIN: 016207671
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: X-25-85
Manufacturer: Kohler Co.

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-620-7671, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Kohler Co.. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-620-7671
Primary Part Number	X-25-85
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Kohler Co.
Status	ACTIVE
Overall Diameter	0.687 INCHES NOMINAL IN
Hole Diameter	0.344 INCHES NOMINAL IN
Thickness	0.065 INCHES NOMINAL IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
X-25-85 PRIMARY	Kohler Co. (USA)

Reference documents

Reference	Meaning
X-25-85	5/9 Secondary reference Yanmar Diesel America Corp

Frequently Asked Questions

What is NSN 5310-01-620-7671?

NSN 5310-01-620-7671 is a Washer,flat, manufactured by Kohler Co., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-620-7671?

NSN 5310-01-620-7671 has 1 manufacturer part number on file: X-25-85 (Kohler Co.).

What are the specifications of X-25-85?

Key specifications for X-25-85: Overall Diameter: 0.687 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: FLAT WASHER FOR SCREW/BOLT 5/16; Hole Diameter: 0.344 INCHES NOMINAL IN; Thickness: 0.065 INCHES NOMINAL IN. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-620-7671 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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