PartsTable TECHNICAL DATA SHEET

NSN 5310-01-431-3121Government record, cited

Washer, Flat5310-01-431-3121

NSN 5310-01-431-3121 · NIIN 014313121 · Part number 114252-12560

Yanmar America Corporation · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 80LX1

Government record, cited

NSN 5310-01-431-3121 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-431-3121. Manufacturer of record part number: 114252-12560.

Also searched as 5310-01-431-3121 · 5310014313121 · NIIN 014313121 · 01-431-3121 · FSC 5310 Nuts and Washers · CAGE 80LX1 · 114252-12560 · 2BE10YDN TABLE 7-4 REF 9 · 5310PL0806860

Nearby stock numbers ← 5310-01-431-3119 Nut, Self-Locking, Hexagon · 5310-01-431-3174 Washer, Lock →

5310-01-431-3121 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Yanmar America Corporation

Identification

NSN: 5310-01-431-3121
NIIN: 014313121
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 114252-12560
Manufacturer: Yanmar America Corporation

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-431-3121, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Yanmar America Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	Yanmar America Corporation (CAGE 80LX1)

Technical Specifications

Parameter	Value
NSN	5310-01-431-3121
Primary Part Number	114252-12560
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Yanmar America Corporation
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
114252-12560 PRIMARY	Yanmar America Corporation (USA)

Reference documents

Reference	Meaning
2BE10YDN TABLE 7-4 REF 9	3/9 Design control — primary reference W S Darley & Co
114252-12560	5/9 Secondary reference Yanmar Diesel America Corp
5310PL0806860	6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index

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 5310-01-431-3121?

NSN 5310-01-431-3121 is a Washer,flat, manufactured by Yanmar America Corporation, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-431-3121?

NSN 5310-01-431-3121 has 1 manufacturer part number on file: 114252-12560 (Yanmar America Corporation).

Is NSN 5310-01-431-3121 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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