Washer, Shouldered and Recessed5310-01-258-5776

NSN 5310-01-258-5776 · NIIN 012585776

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

Government record, cited

Also searched as 5310-01-258-5776 · 5310012585776 · NIIN 012585776 · 01-258-5776 · FSC 5310 Nuts and Washers · 10110232 · 3039T24P02

Nearby stock numbers ← 5310-01-258-5683 · 5310-01-258-5946 Washer →

5310-01-258-5776 — Nuts and Washers

Features

Washer,shouldered and Recessed — FSC 5310
Style Designator: SHOULDERED AND RECESSED
Outside Diameter: 0.600 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
Material Thickness: 0.050 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
Shoulder Diameter: 0.4382 INCHES MINIMUM AND 0.4387 INCHES MAXIMUM IN
Material: STEEL OVERALL
Hole Diameter: 0.3750 INCHES MINIMUM AND 0.3756 INCHES MAXIMUM IN
Recess Angle: 45.0 DEGREES NOMINAL

Identification

NSN: 5310-01-258-5776
NIIN: 012585776
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-01-258-5776, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-258-5776
Item Name	Washer,shouldered and Recessed
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Style Designator	SHOULDERED AND RECESSED
Outside Diameter	0.600 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
Material Thickness	0.050 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
Shoulder Diameter	0.4382 INCHES MINIMUM AND 0.4387 INCHES MAXIMUM IN
Material	STEEL OVERALL
Hole Diameter	0.3750 INCHES MINIMUM AND 0.3756 INCHES MAXIMUM IN
Recess Angle	45.0 DEGREES NOMINAL

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
10110232	6/9 Informative reference only Nimikkeistokeskus Ncb Finland
3039T24P02	3/2 Design control — primary reference U.S. Government activity

Frequently Asked Questions

What is NSN 5310-01-258-5776?

NSN 5310-01-258-5776 is a Washer,shouldered and Recessed, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-258-5776?

Key specifications for 5310-01-258-5776: Style Designator: SHOULDERED AND RECESSED; Outside Diameter: 0.600 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN; Material Thickness: 0.050 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN; Shoulder Diameter: 0.4382 INCHES MINIMUM AND 0.4387 INCHES MAXIMUM IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-258-5776 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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