PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50187Guide,spring,valve

Woodward Hrt Inc · NSN 1650-00-633-2816 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-633-2816 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-633-2816. Primary manufacturer part number: 50187.
Features
  • Guide,spring,valve — FSC 1650
  • General Characteristics Item Description: CRES 416,PASSIVATE,0.125 IN. LG,0.150 IN. OD IN
  • 1 verified cross-reference
  • Primary manufacturer: Woodward Hrt Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical energy storage
  • Vibration dampening
General Description

The Guide,spring,valve, cataloged under National Stock Number 1650-00-633-2816, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Woodward Hrt Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-633-2816
Primary Part Number50187
Item NameGuide,spring,valve
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerWoodward Hrt Inc
StatusACTIVE
General Characteristics Item DescriptionCRES 416,PASSIVATE,0.125 IN. LG,0.150 IN. OD IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5310-00-003-49065018-7 INTERCHANGEABLE
Washer,flat
L3harris Technologies, Inc. Div Space and Airborne Systems
7450-00-045-916150-187 INTERCHANGEABLE
Recorder-Reproducer,sound
Ideal Precision Meter Co Dba Ideal Precision Meter Co
5950-00-146-4810 INTERCHANGEABLE
Transformer,power
5330-00-599-61882061 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5975-00-901-74552290053 INTERCHANGEABLE
Conduit Assembly,metal,flexible
Champion Aerospace Llc
7450-01-030-2449 INTERCHANGEABLE
Dictating System
7450-01-063-4268 INTERCHANGEABLE
Recorder Set,sound
5950-01-550-216050187 INTERCHANGEABLE
Transformer,power
Cold Point Corporation Dba Adirondack-Aire
7930-01-727-175450187 INTERCHANGEABLE
Wax,automobile
Turtle Wax Inc
Cross-Reference Index
Part NumberManufacturer
50187 PRIMARY Woodward Hrt Inc (USA)
Related Parts
5310-00-003-4906INTERCHANGEABLE
WASHER,FLAT
5018-7
7450-00-045-9161INTERCHANGEABLE
RECORDER-REPRODUCER,SOUND
50-187
5950-00-146-4810INTERCHANGEABLE
TRANSFORMER,POWER
5330-00-599-6188INTERCHANGEABLE
SEAL,PLAIN ENCASED
2061
5975-00-901-7455INTERCHANGEABLE
CONDUIT ASSEMBLY,METAL,FLEXIBLE
2290053
7450-01-030-2449INTERCHANGEABLE
DICTATING SYSTEM
7450-01-063-4268INTERCHANGEABLE
RECORDER SET,SOUND
5950-01-550-2160INTERCHANGEABLE
TRANSFORMER,POWER
50187
7930-01-727-1754INTERCHANGEABLE
WAX,AUTOMOBILE
50187

Frequently Asked Questions

What is NSN 1650-00-633-2816?

NSN 1650-00-633-2816 is a Guide,spring,valve, manufactured by Woodward Hrt Inc, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-633-2816?

NSN 1650-00-633-2816 has 1 cross-referenced part number: 50187 (Woodward Hrt Inc).

What NSN replaces 1650-00-633-2816?

There are 9 known substitutes for 1650-00-633-2816: 5310-00-003-4906, 7450-00-045-9161, 5950-00-146-4810 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50187?

Key specifications for 50187: General Characteristics Item Description: CRES 416,PASSIVATE,0.125 IN. LG,0.150 IN. OD 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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