PartsTable TECHNICAL DATA SHEET

NSN 5310-01-665-8464Government record, cited

Washer, Lock5310-01-665-8464

NSN 5310-01-665-8464 · NIIN 016658464 · Part number J2655LEC0250S1P

Sae International Dba Sae International · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 0U583

Government record, cited

NSN 5310-01-665-8464 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-665-8464. Manufacturer of record part number: J2655LEC0250S1P.

Also searched as 5310-01-665-8464 · 5310016658464 · NIIN 016658464 · 01-665-8464 · FSC 5310 Nuts and Washers · CAGE 0U583 · J2655LEC0250S1P

Nearby stock numbers ← 5310-01-665-8457 Nut, Plain, Hexagon · 5310-01-665-8476 Washer, Recessed →

5310-01-665-8464 — Nuts and Washers

Features

Washer,lock — FSC 5310
Style Designator: COUNTERSINK EXTERNAL TEETH
Outside Diameter: 0.454 INCHES MAXIMUM IN
Material Thickness: 0.025 INCHES MAXIMUM IN
Surface Treatment: PASSIVATE OVERALL
Countersink Angle: 82.0 DEGREES NOMINAL
Material: STEEL CORROSION RESISTING OVERALL
Hole Diameter: 0.250 INCHES NOMINAL IN

Identification

NSN: 5310-01-665-8464
NIIN: 016658464
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: J2655LEC0250S1P
Manufacturer: Sae International Dba Sae International

General Description

The Washer,lock, cataloged under National Stock Number 5310-01-665-8464, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Technical Specifications

Parameter	Value
NSN	5310-01-665-8464
Primary Part Number	J2655LEC0250S1P
Item Name	Washer,lock
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Sae International Dba Sae International
Status	ACTIVE
Style Designator	COUNTERSINK EXTERNAL TEETH
Outside Diameter	0.454 INCHES MAXIMUM IN
Material Thickness	0.025 INCHES MAXIMUM IN
Surface Treatment	PASSIVATE OVERALL
Countersink Angle	82.0 DEGREES NOMINAL
Material	STEEL CORROSION RESISTING OVERALL
Hole Diameter	0.250 INCHES NOMINAL 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

Part Number	Manufacturer
J2655LEC0250S1P PRIMARY	Sae International Dba Sae International (USA)

Reference documents

Reference	Meaning
J2655LEC0250S1P	3/9 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 5310-01-665-8464?

NSN 5310-01-665-8464 is a Washer,lock, manufactured by Sae International Dba Sae International, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-665-8464?

NSN 5310-01-665-8464 has 1 manufacturer part number on file: J2655LEC0250S1P (Sae International Dba Sae International).

What are the specifications of J2655LEC0250S1P?

Key specifications for J2655LEC0250S1P: Style Designator: COUNTERSINK EXTERNAL TEETH; Outside Diameter: 0.454 INCHES MAXIMUM IN; Material Thickness: 0.025 INCHES MAXIMUM IN; Surface Treatment: PASSIVATE OVERALL. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-665-8464 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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