PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5043-12Valve Assy,relief,o

Avox Systems Inc Dba Avox Systems Inc · NSN 1660-00-535-3328 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-535-3328 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-535-3328. Primary manufacturer part number: 5043-12.
Features
  • Valve Assy,relief,o — FSC 1660
  • 2 verified cross-references
  • Primary manufacturer: Avox Systems Inc Dba Avox Systems Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve Assy,relief,o, cataloged under National Stock Number 1660-00-535-3328, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Avox Systems Inc Dba Avox Systems Inc. This item has 2 commercial cross-references 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.

Catalog Facts
Item NameValve Assy,relief,o
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersAvox Systems Inc Dba Avox Systems Inc (CAGE 53655)
Technical Specifications
ParameterValue
NSN1660-00-535-3328
Primary Part Number5043-12
Item NameValve Assy,relief,o
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerAvox Systems Inc Dba Avox Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4810-00-020-2784202-108 INTERCHANGEABLE
Valve,solenoid
Altec Air, Llc Dba Altec Llc
2920-00-144-809386-9-8 INTERCHANGEABLE
Spark Plug
Dresser Industries Inc Leroi Div
3110-00-227-2876MS24464-32 INTERCHANGEABLE
Bearing,roller,needle
Sae International Dba Sae International
4730-00-287-16046-2 120202BA INTERCHANGEABLE
Elbow,pipe to Tube
Sae International Dba Sae International
1710-00-475-0653 INTERCHANGEABLE
Packing O Ring
5306-00-843-6442 INTERCHANGEABLE
Bolt,machine
5315-00-930-9222SK1233 INTERCHANGEABLE
Pin,quick Release
Avibank Mfg., Inc. Dba Avibank Manufacturing Inc
4730-00-943-8051 INTERCHANGEABLE
Elbow,pipe to Tube
5940-00-983-6087 INTERCHANGEABLE
Terminal Board
6150-01-099-6789 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Cross-Reference Index
Part NumberManufacturer
5043-2 Avox Systems Inc Dba Avox Systems Inc (USA)
5043-12 PRIMARY Avox Systems Inc Dba Avox Systems Inc (USA)
Related Parts
4810-00-020-2784INTERCHANGEABLE
VALVE,SOLENOID
202-108
2920-00-144-8093INTERCHANGEABLE
SPARK PLUG
86-9-8
3110-00-227-2876INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
MS24464-32
4730-00-287-1604INTERCHANGEABLE
ELBOW,PIPE TO TUBE
6-2 120202BA
1710-00-475-0653INTERCHANGEABLE
PACKING O RING
5306-00-843-6442INTERCHANGEABLE
BOLT,MACHINE
5315-00-930-9222INTERCHANGEABLE
PIN,QUICK RELEASE
SK1233
4730-00-943-8051INTERCHANGEABLE
ELBOW,PIPE TO TUBE
5940-00-983-6087INTERCHANGEABLE
TERMINAL BOARD
6150-01-099-6789INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
5995-01-374-9006INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
5043-1-2
5950-01-597-2561INTERCHANGEABLE
TRANSFORMER,POWER
50432

Frequently Asked Questions

What is NSN 1660-00-535-3328?

NSN 1660-00-535-3328 is a Valve Assy,relief,o, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-535-3328?

NSN 1660-00-535-3328 has 2 cross-referenced part numbers: 5043-2 (Avox Systems Inc Dba Avox Systems Inc), 5043-12 (Avox Systems Inc Dba Avox Systems Inc).

What NSN replaces 1660-00-535-3328?

There are 12 known substitutes for 1660-00-535-3328: 4810-00-020-2784, 2920-00-144-8093, 3110-00-227-2876 and 9 more. Verify interchangeability with system specifications before substitution.

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