PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

042-021983 PIECE 2L1#Bonnet,trap

Naval Inventory Control Point Mechanicsburg · NSN 4730-01-160-5243 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-160-5243 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-160-5243. Primary manufacturer part number: 042-021983 PIECE 2L1#.
Features
  • Bonnet,trap — FSC 4730
  • General Characteristics Item Description: MATERIAL STEEL,ASTM A-217 WC6,3.750 IN. SQUARE,1.688 IN. THICK IN
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
  • 4 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Bonnet,trap, cataloged under National Stock Number 4730-01-160-5243, 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 Naval Inventory Control Point Mechanicsburg. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-160-5243
Primary Part Number042-021983 PIECE 2L1#
Item NameBonnet,trap
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
General Characteristics Item DescriptionMATERIAL STEEL,ASTM A-217 WC6,3.750 IN. SQUARE,1.688 IN. THICK IN
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-01-165-402427A19X306C3 INTERCHANGEABLE
Bearing,ball,annular
Curtiss-Wright Electro-Mechanical Corporation Div Epd
Cross-Reference Index
Part NumberManufacturer
042-021983 PIECE 2L1# Naval Inventory Control Point Mechanicsburg (USA)
945225L1 Naval Inventory Control Point Mechanicsburg (USA)
945225 Pentair Valves & Controls Us Lp Div Pentair Flow Control (USA)
042-021983 PIECE 2 Pentair Valves & Controls Us Lp Div Pentair Flow Control (USA)
Related Parts
3110-01-165-4024INTERCHANGEABLE
BEARING,BALL,ANNULAR
27A19X306C3

Frequently Asked Questions

What is NSN 4730-01-160-5243?

NSN 4730-01-160-5243 is a Bonnet,trap, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-160-5243?

NSN 4730-01-160-5243 has 4 cross-referenced part numbers: 042-021983 PIECE 2L1# (Naval Inventory Control Point Mechanicsburg), 945225L1 (Naval Inventory Control Point Mechanicsburg), 945225 (Pentair Valves & Controls Us Lp Div Pentair Flow Control), 042-021983 PIECE 2 (Pentair Valves & Controls Us Lp Div Pentair Flow Control).

What NSN replaces 4730-01-160-5243?

There is 1 known substitute for 4730-01-160-5243: 3110-01-165-4024. Verify interchangeability with system specifications before substitution.

What are the specifications of 042-021983 PIECE 2L1#?

Key specifications for 042-021983 PIECE 2L1#: General Characteristics Item Description: MATERIAL STEEL,ASTM A-217 WC6,3.750 IN. SQUARE,1.688 IN. THICK IN; Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS. 3 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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