Nitrous Express 4AN x 4AN Male Union

SKU: NEX16121

Fittings and Adapters

NEX Fittings...

Nitrous Express

Nitrous Express 4AN x 4AN Male Union

SKU: NEX16121

Fittings and Adapters

NEX Fittings...

Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.

We accept

Description

4AN X 4AN MALE UNION

Product Overview

Nitrous Express 4AN x 4AN Male Union

Features and Benefits

Pipe Fitting; Male Union

Product Details


Add-On Part:	16422, 16006, 18959, 15985
Angle:	Straight
Description:	AN Fitting Washer/Nut
Fitting Size:	-4AN x -4AN x -4AN
Fitting Type:	Union
Material:	Aluminum
Part Number:	nex16121
Prop 65 (C, R or CR):	CR
Prop 65 - Short Label:	prop65_warning.jpg
Prop 65 Yes/No:	Yes
Style:	Threaded
Title:	Nitrous Express 4AN X 4AN MALE UNION
WARNING CA Proposition 65 Message:	WARNING: Cancer and Reproductive Harm-www.P65Warnings.ca.gov.
WARNING CA Proposition 65:	Yes

Part Type

AN Fitting Washer / Nut

Data: v4.2 - Upd: 2026-10-13 17:37:59

Features

Pipe Fitting; Male Union

Specifications

Product Attributes - Brand: Nitrous Express (NX)
Product Attributes - Manufacturer's Part Number: 16121
Product Attributes - Part Type: Fittings and Adapters
Product Attributes - Product Line: Nitrous Express Couplers
Product Attributes - UPC: 653374004961
Product Attributes - Fitting Style: Coupler
Product Attributes - Fitting Category: AN to AN
Product Attributes - Fitting Angle: Straight
Product Attributes - Fitting Material: Brass
Product Attributes - Fitting Color: Nickel
Product Attributes - Swivel: No
Product Attributes - Gauge Port: No
Product Attributes - O-Rings Included: No
Product Attributes - Fitting Attachment 1: Male AN
Product Attributes - Fitting Size 1: -4 AN
Product Attributes - Fitting Attachment 2: Male AN
Product Attributes - Fitting Size 2: -4 AN
Product Attributes - Quantity: Sold individually.

Reference Information

Brand Name/s	Nitrous Express
StreetFX SKU	nex16121
SFX Item ID	4125553
Supplier Item Code	4125553
Manufacturer SKU	16121
Manufacturer UPC	653374004961
Alternative References	nitrous;4an, 4an