NSN 4730-01-689-3701 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-689-3701. Manufacturer of record part number: 853BX4-NZ.
Also searched as4730-01-689-3701 ·
4730016893701 ·
NIIN 016893701 ·
01-689-3701 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 0HZT9 · 853BX4-NZ · 4129AS0201
Nearby stock numbers← 4730-01-689-3687 Elbow, Tube to Boss
·
4730-01-689-3758 Elbow, Pipe →
4730-01-689-3701 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Elbow,hose — FSC 4730
Nominal Thread Size: 0.4375 INCHES ALL ENDS IN
Surface Treatment: NICKEL AND ZINC OVERALL
Material: STEEL OVERALL
1 manufacturer part number on file
Manufacturer of record: Fitting Source, Inc Dba Fitting Source Inc
Identification
NSN: 4730-01-689-3701
NIIN: 016893701
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
The Elbow,hose, cataloged under National Stock Number 4730-01-689-3701, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Fitting Source, Inc Dba Fitting Source Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Related Parts
4730-01-689-3819POSSIBLE MATCH
NIPPLE,PIPE
220X200
4730-01-689-3860POSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO TUBE
816BX4-NZ
4730-01-689-3869POSSIBLE MATCH
ELBOW,PIPE TO TUBE
822BX4X4-NZ
4730-01-689-3877POSSIBLE MATCH
ADAPTER,STRAIGHT,TUBE TO BOSS
850BX20-NZ
4730-01-689-3888POSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO TUBE
816BX20-NZ
Frequently Asked Questions
What is NSN 4730-01-689-3701?
NSN 4730-01-689-3701 is a Elbow,hose, manufactured by Fitting Source, Inc Dba Fitting Source Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-689-3701?
NSN 4730-01-689-3701 has 1 manufacturer part number on file: 853BX4-NZ (Fitting Source, Inc Dba Fitting Source Inc).
What NSN replaces 4730-01-689-3701?
5 possible matches (shared part number, not a government interchangeability claim): 4730-01-689-3819, 4730-01-689-3860, 4730-01-689-3869. Verify interchangeability with system specifications before substitution.
What are the specifications of 853BX4-NZ?
Key specifications for 853BX4-NZ: Nominal Thread Size: 0.4375 INCHES ALL ENDS IN; Surface Treatment: NICKEL AND ZINC OVERALL; Part Name Assigned by Controlling Agency: ELBOW; End Item Identification: KIT ACCESSORY. 3 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-689-3701 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.