PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15103Valve Assy,low Pres

Avox Systems Inc Dba Avox Systems Inc · NSN 1660-00-536-1019 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-536-1019 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-536-1019. Primary manufacturer part number: 15103.
Features
  • Valve Assy,low Pres — FSC 1660
  • Reference Data and Literature: T.O. 15X6-4-3-4
  • FSC Application Data: ACFT ECU SYSTEM
  • 7 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,low Pres, cataloged under National Stock Number 1660-00-536-1019, 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. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN1660-00-536-1019
Primary Part Number15103
Item NameValve Assy,low Pres
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerAvox Systems Inc Dba Avox Systems Inc
StatusCANCELLED
Reference Data and LiteratureT.O. 15X6-4-3-4
FSC Application DataACFT ECU SYSTEM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5136-00-189-7818 INTERCHANGEABLE
Tap,thread Cutting
5930-00-776-26737762673 INTERCHANGEABLE
Switch,pressure
U S Army Tank Automotive Command Amsta-Im-Mm
5330-01-036-35850112-15104LDS INTERCHANGEABLE
Seal,plain
Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems
4820-01-118-92005349T-4PP-3150 INTERCHANGEABLE
Valve,safety Relief
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5940-01-210-317412-408-4-04 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
4931-01-234-15027916818 INTERCHANGEABLE
Variable Autotransf
Us Army Aviation and Missile Command
6130-01-239-810690-20A INTERCHANGEABLE
Power Supply
Vanner, Inc
7021-01-301-89819020A INTERCHANGEABLE
Computer,digital
Hewlett-Packard Company Dba HP
5120-01-395-810610T INTERCHANGEABLE
Face,hammer,inserted
Nupla Corporation
5120-01-397-587515104 INTERCHANGEABLE
Key,socket Head Screw
Eklind Tool Co
Cross-Reference Index
Part NumberManufacturer
15103 PRIMARY Avox Systems Inc Dba Avox Systems Inc (USA)
8148650 Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force (USA)
9020B Avox Systems Inc Dba Avox Systems Inc (USA)
A9050 Ingersoll-Rand Company Dba Ingersoll-Rand (USA)
9020A Avox Systems Inc Dba Avox Systems Inc (USA)
9050 Mission Systems Orchard Park Inc (USA)
15104 PRIMARY Avox Systems Inc Dba Avox Systems Inc (USA)
Related Parts
5136-00-189-7818INTERCHANGEABLE
TAP,THREAD CUTTING
5930-00-776-2673INTERCHANGEABLE
SWITCH,PRESSURE
7762673
5330-01-036-3585INTERCHANGEABLE
SEAL,PLAIN
0112-15104LDS
4820-01-118-9200INTERCHANGEABLE
VALVE,SAFETY RELIEF
5349T-4PP-3150
5940-01-210-3174INTERCHANGEABLE
TERMINAL,STUD
12-408-4-04
4931-01-234-1502INTERCHANGEABLE
VARIABLE AUTOTRANSF
7916818
6130-01-239-8106INTERCHANGEABLE
POWER SUPPLY
90-20A
7021-01-301-8981INTERCHANGEABLE
COMPUTER,DIGITAL
9020A
5120-01-395-8106INTERCHANGEABLE
FACE,HAMMER,INSERTED
10T
5120-01-397-5875INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
15104
5133-01-413-3644INTERCHANGEABLE
DRILL,MULTI-STEP
15104
5305-01-479-2919INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
15104

Frequently Asked Questions

What is NSN 1660-00-536-1019?

NSN 1660-00-536-1019 is a Valve Assy,low Pres, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 1660 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 1660-00-536-1019?

NSN 1660-00-536-1019 has 7 cross-referenced part numbers: 15103 (Avox Systems Inc Dba Avox Systems Inc), 8148650 (Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force), 9020B (Avox Systems Inc Dba Avox Systems Inc), A9050 (Ingersoll-Rand Company Dba Ingersoll-Rand), 9020A (Avox Systems Inc Dba Avox Systems Inc) and 2 more.

What NSN replaces 1660-00-536-1019?

There are 12 known substitutes for 1660-00-536-1019: 5136-00-189-7818, 5930-00-776-2673, 5330-01-036-3585 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15103?

Key specifications for 15103: Reference Data and Literature: T.O. 15X6-4-3-4; FSC Application Data: ACFT ECU SYSTEM; End Item Identification: REGULATOR,P/N AD1876. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 1660-00-536-1019 still in active supply?

NSN 1660-00-536-1019 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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