PartsTable TECHNICAL DATA SHEET

NSN 5310-01-166-6677Government record, cited

Washer, Flat5310-01-166-6677

NSN 5310-01-166-6677 · NIIN 011666677 · Part number 685902C1

Dressta North America Ltd · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 45RP7

Government record, cited

NSN 5310-01-166-6677 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-166-6677. Manufacturer of record part number: 685902C1.

Also searched as 5310-01-166-6677 · 5310011666677 · NIIN 011666677 · 01-166-6677 · FSC 5310 Nuts and Washers · CAGE 45RP7 · 685902C1

Nearby stock numbers ← 5310-01-166-6676 Nut, Sleeve · 5310-01-166-6678 Washer, Flat →

5310-01-166-6677 — Nuts and Washers

Features

Washer,flat — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Dressta North America Ltd

Identification

NSN: 5310-01-166-6677
NIIN: 011666677
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 685902C1
Manufacturer: Dressta North America Ltd

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-166-6677, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Dressta North America Ltd. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Catalog Facts

Item Name	Washer,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Komatsu America Corp. (CAGE 0SAT8); Dressta North America Ltd (CAGE 45RP7)

Technical Specifications

Parameter	Value
NSN	5310-01-166-6677
Primary Part Number	685902C1
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Dressta North America Ltd
Status	ACTIVE

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
685902C1	Komatsu America Corp. (USA)
685902C1 PRIMARY	Dressta North America Ltd (USA)

Reference documents

Reference	Meaning
685902C1	5/9 Secondary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-166-6677?

NSN 5310-01-166-6677 is a Washer,flat, manufactured by Dressta North America Ltd, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-166-6677?

NSN 5310-01-166-6677 has 2 manufacturer part numbers on file: 685902C1 (Komatsu America Corp.), 685902C1 (Dressta North America Ltd).

Is NSN 5310-01-166-6677 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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