PartsTable TECHNICAL DATA SHEET

NSN 5310-01-220-9509Government record, cited

Washer5310-01-220-9509

NSN 5310-01-220-9509 · NIIN 012209509 · Part number STD425

Satair A/s · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE R1120

Government record, cited

NSN 5310-01-220-9509 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-220-9509. Manufacturer of record part number: STD425.

Also searched as 5310-01-220-9509 · 5310012209509 · NIIN 012209509 · 01-220-9509 · FSC 5310 Nuts and Washers · CAGE R1120 · STD425

Nearby stock numbers ← 5310-01-220-9255 Nut, Operating, Valve · 5310-01-220-9538 Nut →

5310-01-220-9509 — Nuts and Washers

Features

Washer — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Satair A/s

Identification

NSN: 5310-01-220-9509
NIIN: 012209509
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: STD425
Manufacturer: Satair A/s

General Description

The Washer, cataloged under National Stock Number 5310-01-220-9509, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Satair A/s. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Satair A/s (CAGE R1120)

Technical Specifications

Parameter	Value
NSN	5310-01-220-9509
Primary Part Number	STD425
Item Name	Washer
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Satair A/s
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
STD425	Satair A/s (DNK)

Reference documents

Reference	Meaning
STD425	3/2 Design control — primary 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 5310-01-220-9509?

NSN 5310-01-220-9509 is a Washer, manufactured by Satair A/s, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-220-9509?

NSN 5310-01-220-9509 has 1 manufacturer part number on file: STD425 (Satair A/s).

Is NSN 5310-01-220-9509 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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