Washer, Key5310-01-447-3810

NSN 5310-01-447-3810 · NIIN 014473810

FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5310-01-447-3810 · 5310014473810 · NIIN 014473810 · 01-447-3810 · FSC 5310 Nuts and Washers

Nearby stock numbers ← 5310-01-447-3557 Washer, Flat · 5310-01-447-3865 Nut, Sheet Spring →

5310-01-447-3810 — Nuts and Washers

Features

Washer,key — FSC 5310
Internal Straight Key Width: 0.0620 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN
Distance From Centerline to Top of Internal Key: 0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
Overall Distance Including Keys: 1.900 INCHES NOMINAL IN
Style Designator: KEY
Outside Diameter: 1.650 INCHES NOMINAL IN
Material Thickness: 0.019 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
External Straight Key Width: 0.175 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN

Identification

NSN: 5310-01-447-3810
NIIN: 014473810
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,key, cataloged under National Stock Number 5310-01-447-3810, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-447-3810
Item Name	Washer,key
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Internal Straight Key Width	0.0620 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN
Distance From Centerline to Top of Internal Key	0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
Overall Distance Including Keys	1.900 INCHES NOMINAL IN
Style Designator	KEY
Outside Diameter	1.650 INCHES NOMINAL IN
Material Thickness	0.019 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
External Straight Key Width	0.175 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
External Key Quantity	16
Surface Treatment	PASSIVATE OVERALL
Material	STEEL COMP 304 OVERALL
Internal Key Quantity	1
Hole Diameter	1.370 INCHES MINIMUM AND 1.373 INCHES MAXIMUM IN

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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
A53447-1	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 5310-01-447-3810?

NSN 5310-01-447-3810 is a Washer,key, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-447-3810?

Key specifications for 5310-01-447-3810: Internal Straight Key Width: 0.0620 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN; Distance From Centerline to Top of Internal Key: 0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Overall Distance Including Keys: 1.900 INCHES NOMINAL IN; Style Designator: KEY. 12 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-447-3810 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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