PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121-20Adapter,straight,tube to Hose

Lenz Inc Dba the Lenz Company · NSN 4730-01-571-2616 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-571-2616 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-571-2616. Primary manufacturer part number: 121-20.
Features
  • Adapter,straight,tube to Hose — FSC 4730
  • Material: STEEL OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Lenz Inc Dba the Lenz Company
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-01-571-2616, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Lenz Inc Dba the Lenz Company. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-571-2616
Primary Part Number121-20
Item NameAdapter,straight,tube to Hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerLenz Inc Dba the Lenz Company
StatusACTIVE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-185-8514 INTERCHANGEABLE
Gasket
3439-00-640-277312-120 INTERCHANGEABLE
Soldering Pliers,electric
Ideal Industries, Inc.
8030-00-753-5011 INTERCHANGEABLE
Glazing Compound,sash
3040-00-932-7840 INTERCHANGEABLE
Clamp,hub
5950-01-041-651712120 INTERCHANGEABLE
Transformer,power
L3 Technologies, Inc. Div Communication Systems-West
6150-01-047-534917254 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5305-01-209-7148 INTERCHANGEABLE
Setscrew
5325-01-211-0645 INTERCHANGEABLE
Grommet,nonmetallic
3455-01-216-784512120 INTERCHANGEABLE
Trepanning Tool,machine
Hougen Manufacturing, Inc
6240-01-268-2223 INTERCHANGEABLE
Lamp,incandescent
Cross-Reference Index
Part NumberManufacturer
121-20 PRIMARY Lenz Inc Dba the Lenz Company (USA)
Related Parts
5330-00-185-8514INTERCHANGEABLE
GASKET
3439-00-640-2773INTERCHANGEABLE
SOLDERING PLIERS,ELECTRIC
12-120
8030-00-753-5011INTERCHANGEABLE
GLAZING COMPOUND,SASH
3040-00-932-7840INTERCHANGEABLE
CLAMP,HUB
5950-01-041-6517INTERCHANGEABLE
TRANSFORMER,POWER
12120
6150-01-047-5349INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
17254
5305-01-209-7148INTERCHANGEABLE
SETSCREW
5325-01-211-0645INTERCHANGEABLE
GROMMET,NONMETALLIC
3455-01-216-7845INTERCHANGEABLE
TREPANNING TOOL,MACHINE
12120
6240-01-268-2223INTERCHANGEABLE
LAMP,INCANDESCENT
4210-01-388-2636INTERCHANGEABLE
EXTINGUISHER,FIRE
434747
5120-01-578-3615INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 4730-01-571-2616?

NSN 4730-01-571-2616 is a Adapter,straight,tube to Hose, manufactured by Lenz Inc Dba the Lenz Company, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-571-2616?

NSN 4730-01-571-2616 has 1 cross-referenced part number: 121-20 (Lenz Inc Dba the Lenz Company).

What NSN replaces 4730-01-571-2616?

There are 12 known substitutes for 4730-01-571-2616: 5330-00-185-8514, 3439-00-640-2773, 8030-00-753-5011 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121-20?

Key specifications for 121-20: Special Features: LENZ 121 J.I.C. SWIVEL NON-MANDREL TYPE HOSE FITTING, HOSE SIZE 20, TUBE SIZE O.D. 1-1/4, J.I.C. THREAD SIZE 1-5/8-12; Part Name Assigned by Controlling Agency: J.I.C. SWIVEL NON-MANDREL TYPE HOSE FITTING; End Item Identification: F-15 AIRCRAFT,SUPPORT EQUIPMENT; Material: STEEL OVERALL. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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