PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40072Valve Subassy,check

Avox Systems Inc Dba Avox Systems Inc · NSN 1660-00-055-1530 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-055-1530 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-055-1530. Primary manufacturer part number: 40072.
Features
  • Valve Subassy,check — FSC 1660
  • 1 verified cross-reference
  • 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 Subassy,check, cataloged under National Stock Number 1660-00-055-1530, 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 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve Subassy,check
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersAvox Systems Inc Dba Avox Systems Inc (CAGE 53655)
Technical Specifications
ParameterValue
NSN1660-00-055-1530
Primary Part Number40072
Item NameValve Subassy,check
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerAvox Systems Inc Dba Avox Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3455-00-232-903758-10127 INTERCHANGEABLE
Cutter,milling,side
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
4730-00-722-1370400KZ7-2 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Swagelok Co
5330-00-900-6773PGF6050 INTERCHANGEABLE
Seal,plain Encased
Dana Off Highway Products, Llc
4720-01-243-0267 INTERCHANGEABLE
Hose Assembly,nonmetallic
8465-01-541-796540072 INTERCHANGEABLE
Hydration System
Camelbak Products, Llc Dba Camelbak
Cross-Reference Index
Part NumberManufacturer
40072 PRIMARY Avox Systems Inc Dba Avox Systems Inc (USA)
Related Parts
3455-00-232-9037INTERCHANGEABLE
CUTTER,MILLING,SIDE
58-10127
4730-00-722-1370INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
400KZ7-2
5330-00-900-6773INTERCHANGEABLE
SEAL,PLAIN ENCASED
PGF6050
4720-01-243-0267INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
8465-01-541-7965INTERCHANGEABLE
HYDRATION SYSTEM
40072

Frequently Asked Questions

What is NSN 1660-00-055-1530?

NSN 1660-00-055-1530 is a Valve Subassy,check, 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 1660-00-055-1530?

NSN 1660-00-055-1530 has 1 cross-referenced part number: 40072 (Avox Systems Inc Dba Avox Systems Inc).

What NSN replaces 1660-00-055-1530?

There are 5 known substitutes for 1660-00-055-1530: 3455-00-232-9037, 4730-00-722-1370, 5330-00-900-6773 and 2 more. Verify interchangeability with system specifications before substitution.

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