PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NL0161-1Spindle,screw,valve

Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions · NSN 4820-01-115-6739 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-115-6739 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-115-6739. Primary manufacturer part number: NL0161-1.
Features
  • Spindle,screw,valve — FSC 4820
  • General Characteristics Item Description: CRES;1.245 IN. DIA;6.500 IN. O/A LG;4.517 IN. THD LG IN
  • 5 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Flow control in piping systems
  • Pressure regulation
General Description

The Spindle,screw,valve, cataloged under National Stock Number 4820-01-115-6739, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-115-6739
Primary Part NumberNL0161-1
Item NameSpindle,screw,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
StatusACTIVE
General Characteristics Item DescriptionCRES;1.245 IN. DIA;6.500 IN. O/A LG;4.517 IN. THD LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-198-1064100104-5 INTERCHANGEABLE
Bearing,roller,needle
Meggitt North Hollywood Inc
2910-00-354-511611722 INTERCHANGEABLE
Carburetor,float
Zenith Fuel Systems Llc
4820-01-026-0330NL1611-1 INTERCHANGEABLE
Stem,fluid Valve
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
4820-01-082-3443NL0164-1 INTERCHANGEABLE
Disk,valve,metallic
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
4820-01-082-7884 INTERCHANGEABLE
Retainer,disk,valve
4820-01-082-8835 INTERCHANGEABLE
Gland,valve
5310-01-082-8836 INTERCHANGEABLE
Washer,thrust,valve
4820-01-082-8854 INTERCHANGEABLE
Disk,valve
4820-01-083-0257 INTERCHANGEABLE
Seat,valve
5365-01-083-1943 INTERCHANGEABLE
Bushing,valve
Cross-Reference Index
Part NumberManufacturer
S-1045 Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA)
NL0161-1 PRIMARY Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
S-1045PC11 Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA)
NL-161-1 Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA)
NL0161-1 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
Related Parts
3110-00-198-1064INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
100104-5
2910-00-354-5116INTERCHANGEABLE
CARBURETOR,FLOAT
11722
4820-01-026-0330INTERCHANGEABLE
STEM,FLUID VALVE
NL1611-1
4820-01-082-3443INTERCHANGEABLE
DISK,VALVE,METALLIC
NL0164-1
4820-01-082-7884INTERCHANGEABLE
RETAINER,DISK,VALVE
4820-01-082-8835INTERCHANGEABLE
GLAND,VALVE
5310-01-082-8836INTERCHANGEABLE
WASHER,THRUST,VALVE
4820-01-082-8854INTERCHANGEABLE
DISK,VALVE
4820-01-083-0257INTERCHANGEABLE
SEAT,VALVE
5365-01-083-1943INTERCHANGEABLE
BUSHING,VALVE
5315-01-422-4992INTERCHANGEABLE
PIN,COTTER

Frequently Asked Questions

What is NSN 4820-01-115-6739?

NSN 4820-01-115-6739 is a Spindle,screw,valve, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-115-6739?

NSN 4820-01-115-6739 has 5 cross-referenced part numbers: S-1045 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp), NL0161-1 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), S-1045PC11 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp), NL-161-1 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp), NL0161-1 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions).

What NSN replaces 4820-01-115-6739?

There are 11 known substitutes for 4820-01-115-6739: 3110-00-198-1064, 2910-00-354-5116, 4820-01-026-0330 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NL0161-1?

Key specifications for NL0161-1: General Characteristics Item Description: CRES;1.245 IN. DIA;6.500 IN. O/A LG;4.517 IN. THD LG IN. 1 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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