Washer, Recessed5310-01-263-2210

NSN 5310-01-263-2210 · NIIN 012632210

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

Government record, cited

Also searched as 5310-01-263-2210 · 5310012632210 · NIIN 012632210 · 01-263-2210 · FSC 5310 Nuts and Washers

Nearby stock numbers ← 5310-01-263-2209 Washer, Recessed · 5310-01-263-2312 Nut Assembly, Retainer Ring →

5310-01-263-2210 — Nuts and Washers

Features

Washer,recessed — FSC 5310
Surface Finish: 32.0 MICROINCHES BOTTOM
Surface Finish: 32.0 MICROINCHES TOP
Top Recess Angle: 90.0 DEGREES NOMINAL
Style Designator: RECESSED BOTH SIDES
Material Document and Classification: AISI,COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter: 2.088 INCHES MINIMUM AND 2.098 INCHES MAXIMUM IN
Material Thickness: 0.125 INCHES NOMINAL IN

Identification

NSN: 5310-01-263-2210
NIIN: 012632210
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,recessed, cataloged under National Stock Number 5310-01-263-2210, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5310-01-263-2210
Item Name	Washer,recessed
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Surface Finish	32.0 MICROINCHES BOTTOM
Surface Finish	32.0 MICROINCHES TOP
Top Recess Angle	90.0 DEGREES NOMINAL
Style Designator	RECESSED BOTH SIDES
Material Document and Classification	AISI,COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter	2.088 INCHES MINIMUM AND 2.098 INCHES MAXIMUM IN
Material Thickness	0.125 INCHES NOMINAL IN
Bottom Recess Angle	90.0 DEGREES NOMINAL
Material	STEEL COMP 630 OVERALL
Hole Diameter	1.120 INCHES MINIMUM AND 1.130 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
2505690	3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier

Frequently Asked Questions

What is NSN 5310-01-263-2210?

NSN 5310-01-263-2210 is a Washer,recessed, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-263-2210?

Key specifications for 5310-01-263-2210: Surface Finish: 32.0 MICROINCHES BOTTOM; Surface Finish: 32.0 MICROINCHES TOP; Top Recess Angle: 90.0 DEGREES NOMINAL; Style Designator: RECESSED BOTH SIDES. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-263-2210 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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