Washer, Finishing5310-01-439-9519

NSN 5310-01-439-9519 · NIIN 014399519

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

Government record, cited

Also searched as 5310-01-439-9519 · 5310014399519 · NIIN 014399519 · 01-439-9519 · FSC 5310 Nuts and Washers

Nearby stock numbers ← 5310-01-439-9422 Nut, Self-Locking, Extended Washer · 5310-01-439-9537 Washer, Key →

5310-01-439-9519 — Nuts and Washers

Features

Washer,finishing — FSC 5310
Hardness Rating: 42.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM
Style Designator: FINISHING
Outside Diameter: 0.557 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN
Material Thickness: 0.016 INCHES NOMINAL IN
Specification/standard Data: 80205-NAS1169C8 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Recess Diameter: 0.332 INCHES MINIMUM AND 0.342 INCHES MAXIMUM IN
Surface Treatment: CADMIUM OVERALL

Identification

NSN: 5310-01-439-9519
NIIN: 014399519
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,finishing, cataloged under National Stock Number 5310-01-439-9519, 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10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5310-01-439-9519
Item Name	Washer,finishing
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Hardness Rating	42.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM
Style Designator	FINISHING
Outside Diameter	0.557 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN
Material Thickness	0.016 INCHES NOMINAL IN
Specification/standard Data	80205-NAS1169C8 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Recess Diameter	0.332 INCHES MINIMUM AND 0.342 INCHES MAXIMUM IN
Surface Treatment	CADMIUM OVERALL
Material	STEEL COMP 1095 OVERALL
Hole Diameter	0.166 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN
Recess Angle	99.0 DEGREES MINIMUM AND 103.0 DEGREES MAXIMUM

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
NAS1169C8	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 5310-01-439-9519?

NSN 5310-01-439-9519 is a Washer,finishing, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-439-9519?

Key specifications for 5310-01-439-9519: Overall Height: 0.087 INCHES NOMINAL IN; Hardness Rating: 42.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM; Style Designator: FINISHING; Outside Diameter: 0.557 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-439-9519 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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