Washer, Flat5310-01-161-2158

NSN 5310-01-161-2158 · NIIN 011612158 · Part number MC13681

Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 76050

Government record, cited

NSN 5310-01-161-2158 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-161-2158. Manufacturer of record part number: MC13681.

Also searched as 5310-01-161-2158 · 5310011612158 · NIIN 011612158 · 01-161-2158 · FSC 5310 Nuts and Washers · CAGE 76050 · MC13681 · 10109872

Nearby stock numbers ← 5310-01-161-2157 · 5310-01-161-2159 Washer, Shouldered →

5310-01-161-2158 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace

Identification

NSN: 5310-01-161-2158
NIIN: 011612158
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: MC13681
Manufacturer: Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-161-2158, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Catalog Facts

Item Name	Washer,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace (CAGE 76050)

Technical Specifications

Parameter	Value
NSN	5310-01-161-2158
Primary Part Number	MC13681
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace
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
MC13681 PRIMARY	Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace (USA)

Reference documents

Reference	Meaning
10109872	6/9 Informative reference only Nimikkeistokeskus Ncb Finland

Frequently Asked Questions

What is NSN 5310-01-161-2158?

NSN 5310-01-161-2158 is a Washer,flat, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-161-2158?

NSN 5310-01-161-2158 has 1 manufacturer part number on file: MC13681 (Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace).

Is NSN 5310-01-161-2158 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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