Washer, Lock5310-00-514-6841

NSN 5310-00-514-6841 · NIIN 005146841 · Part number 3B4510

Caterpillar Inc Div Caterpillar Defense · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 11083

Government record, cited

NSN 5310-00-514-6841 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-514-6841. Manufacturer of record part number: 3B4510.

Also searched as 5310-00-514-6841 · 5310005146841 · NIIN 005146841 · 00-514-6841 · FSC 5310 Nuts and Washers · CAGE 11083 · 3B4510 · 3B-4510

Nearby stock numbers ← 5310-00-514-6840 · 5310-00-514-6842 →

5310-00-514-6841 — Nuts and Washers

Features

Washer,lock — FSC 5310
Style Designator: SPLIT HELICAL-RIGHT HAND
Outside Diameter: 1.068 INCHES NOMINAL IN
Material Thickness: 0.189 INCHES NOMINAL IN
Hole Diameter: 0.636 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
2 manufacturer part numbers on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense

Identification

NSN: 5310-00-514-6841
NIIN: 005146841
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 3B4510
Manufacturer: Caterpillar Inc Div Caterpillar Defense

General Description

The Washer,lock, cataloged under National Stock Number 5310-00-514-6841, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-00-514-6841
Primary Part Number	3B4510
Item Name	Washer,lock
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Caterpillar Inc Div Caterpillar Defense
Status	ACTIVE
Style Designator	SPLIT HELICAL-RIGHT HAND
Outside Diameter	1.068 INCHES NOMINAL IN
Material Thickness	0.189 INCHES NOMINAL IN
Hole Diameter	0.636 INCHES MINIMUM AND 0.660 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

Part Number	Manufacturer
3B-4510	Pon Equipment B.v. (NLD)
3B4510 PRIMARY	Caterpillar Inc Div Caterpillar Defense (USA)

Frequently Asked Questions

What is NSN 5310-00-514-6841?

NSN 5310-00-514-6841 is a Washer,lock, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-00-514-6841?

NSN 5310-00-514-6841 has 2 manufacturer part numbers on file: 3B-4510 (Pon Equipment B.v.), 3B4510 (Caterpillar Inc Div Caterpillar Defense).

What are the specifications of 3B4510?

Key specifications for 3B4510: Style Designator: SPLIT HELICAL-RIGHT HAND; Outside Diameter: 1.068 INCHES NOMINAL IN; Material Thickness: 0.189 INCHES NOMINAL IN; Hole Diameter: 0.636 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN. 4 specifications are documented in the U.S. Government catalog.

Is NSN 5310-00-514-6841 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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