Washer, Flat5310-01-617-4166

NSN 5310-01-617-4166 · NIIN 016174166 · Part number W10SSW

Fecon, Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 1KM85

Government record, cited

NSN 5310-01-617-4166 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-617-4166. Manufacturer of record part number: W10SSW.

Also searched as 5310-01-617-4166 · 5310016174166 · NIIN 016174166 · 01-617-4166 · FSC 5310 Nuts and Washers · CAGE 1KM85 · W10SSW

Nearby stock numbers ← 5310-01-617-4159 Washer, Flat · 5310-01-617-4169 Washer, Flat →

5310-01-617-4166 — Nuts and Washers

Features

Washer,flat — FSC 5310
Cross-Sectional Shape Style: RECTANGULAR
Peripheral Shape Style: ROUND
Center Hole Shape Style: ROUND
1 manufacturer part number on file
Manufacturer of record: Fecon, Llc

Identification

NSN: 5310-01-617-4166
NIIN: 016174166
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: W10SSW
Manufacturer: Fecon, Llc

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-617-4166, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fecon, Llc. 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-617-4166
Primary Part Number	W10SSW
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Fecon, Llc
Status	ACTIVE
Cross-Sectional Shape Style	RECTANGULAR
Peripheral Shape Style	ROUND
Center Hole Shape Style	ROUND

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
W10SSW PRIMARY	Fecon, Llc (USA)

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 5310-01-617-4166?

NSN 5310-01-617-4166 is a Washer,flat, manufactured by Fecon, Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-617-4166?

NSN 5310-01-617-4166 has 1 manufacturer part number on file: W10SSW (Fecon, Llc).

What are the specifications of W10SSW?

Key specifications for W10SSW: Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Part Name Assigned by Controlling Agency: WASHER; End Item Identification: 3815-01-597-5671. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-617-4166 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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