Washer, Lock5310-01-500-1671

NSN 5310-01-500-1671 · NIIN 015001671 · Part number 92164A029

Mcmaster-Carr Supply Co · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 39428

Government record, cited

NSN 5310-01-500-1671 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-500-1671. Manufacturer of record part number: 92164A029.

Also searched as 5310-01-500-1671 · 5310015001671 · NIIN 015001671 · 01-500-1671 · FSC 5310 Nuts and Washers · CAGE 39428 · 92164A029

Nearby stock numbers ← 5310-01-500-1653 Washer, Flat · 5310-01-500-1755 Nut, Self-Locking, Round →

5310-01-500-1671 — Nuts and Washers

Features

Washer,lock — FSC 5310
Hardness Rating: 60.0 ROCKWELL C MINIMUM
Style Designator: FLAT EXTERNAL TEETH
Outside Diameter: 0.510 INCHES NOMINAL IN
Material Thickness: 0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
Material: COPPER ALLOY OVERALL
Hole Diameter: 0.256 INCHES NOMINAL IN
1 manufacturer part number on file

Identification

NSN: 5310-01-500-1671
NIIN: 015001671
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 92164A029
Manufacturer: Mcmaster-Carr Supply Co

General Description

The Washer,lock, cataloged under National Stock Number 5310-01-500-1671, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 6 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-500-1671
Primary Part Number	92164A029
Item Name	Washer,lock
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Mcmaster-Carr Supply Co
Status	ACTIVE
Hardness Rating	60.0 ROCKWELL C MINIMUM
Style Designator	FLAT EXTERNAL TEETH
Outside Diameter	0.510 INCHES NOMINAL IN
Material Thickness	0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
Material	COPPER ALLOY OVERALL
Hole Diameter	0.256 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
92164A029 PRIMARY	Mcmaster-Carr Supply Co (USA)

Frequently Asked Questions

What is NSN 5310-01-500-1671?

NSN 5310-01-500-1671 is a Washer,lock, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-500-1671?

NSN 5310-01-500-1671 has 1 manufacturer part number on file: 92164A029 (Mcmaster-Carr Supply Co).

What are the specifications of 92164A029?

Key specifications for 92164A029: Hardness Rating: 60.0 ROCKWELL C MINIMUM; Style Designator: FLAT EXTERNAL TEETH; Outside Diameter: 0.510 INCHES NOMINAL IN; Material Thickness: 0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-500-1671 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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