Washer, Key5310-01-115-2373

NSN 5310-01-115-2373 · NIIN 011152373 · Part number 2666681-005

Honeywell International Inc Div Aerospace-South Bend (bendix Dr) · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 06848

Government record, cited

NSN 5310-01-115-2373 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-115-2373. Manufacturer of record part number: 2666681-005.

Also searched as 5310-01-115-2373 · 5310011152373 · NIIN 011152373 · 01-115-2373 · FSC 5310 Nuts and Washers · CAGE 06848 · 2666681-005

Nearby stock numbers ← 5310-01-115-2357 · 5310-01-115-2374 Washer, Key →

5310-01-115-2373 — Nuts and Washers

Features

Washer,key — FSC 5310
Distance From Centerline to Inside of Prebent Key: 0.767 INCHES NOMINAL IN
Internal Prebent Key Width: 0.380 INCHES NOMINAL IN
Style Designator: KEY
Outside Diameter: 2.125 INCHES NOMINAL IN
Material Thickness: 0.005 INCHES NOMINAL IN
Internal Prebent Key Length: 0.160 INCHES NOMINAL IN
Hole Diameter: 1.500 INCHES NOMINAL IN

Identification

NSN: 5310-01-115-2373
NIIN: 011152373
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 2666681-005
Manufacturer: Honeywell International Inc Div Aerospace-South Bend (bendix Dr)

General Description

The Washer,key, cataloged under National Stock Number 5310-01-115-2373, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc Div Aerospace-South Bend (bendix Dr). 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-115-2373
Primary Part Number	2666681-005
Item Name	Washer,key
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
Status	ACTIVE
Distance From Centerline to Inside of Prebent Key	0.767 INCHES NOMINAL IN
Internal Prebent Key Width	0.380 INCHES NOMINAL IN
Style Designator	KEY
Outside Diameter	2.125 INCHES NOMINAL IN
Material Thickness	0.005 INCHES NOMINAL IN
Internal Prebent Key Length	0.160 INCHES NOMINAL IN
Hole Diameter	1.500 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
2666681-005 PRIMARY	Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA)

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 5310-01-115-2373?

NSN 5310-01-115-2373 is a Washer,key, manufactured by Honeywell International Inc Div Aerospace-South Bend (bendix Dr), classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-115-2373?

NSN 5310-01-115-2373 has 1 manufacturer part number on file: 2666681-005 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)).

What are the specifications of 2666681-005?

Key specifications for 2666681-005: Distance From Centerline to Inside of Prebent Key: 0.767 INCHES NOMINAL IN; Internal Prebent Key Width: 0.380 INCHES NOMINAL IN; Style Designator: KEY; Outside Diameter: 2.125 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-115-2373 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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