PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5357-5Valve,seat Check

Goodrich Aerospace Canada Ltd · NSN 1620-00-020-5757 · FSC 1620 · No Item Name Available
Verified by PartsTable
NSN 1620-00-020-5757 — this item is cataloged by the U.S. Government under National Stock Number 1620-00-020-5757. Primary manufacturer part number: 5357-5.
Features
  • Valve,seat Check — FSC 1620
  • General Characteristics Item Description: STEEL,BAR 431,QQ-S-763L COND A,0.686 IN.MIN 0.687 IN. MAX LG,0.3110 IN.MIN 0.3115 IN.MAX DIA IN
  • 2 verified cross-references
  • Primary manufacturer: Goodrich Aerospace Canada Ltd
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,seat Check, cataloged under National Stock Number 1620-00-020-5757, is classified within Federal Supply Class 1620 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Goodrich Aerospace Canada Ltd. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN1620-00-020-5757
Primary Part Number5357-5
Item NameValve,seat Check
FSC / FSG1620 / 16 — No Item Name Available
ManufacturerGoodrich Aerospace Canada Ltd
StatusACTIVE
General Characteristics Item DescriptionSTEEL,BAR 431,QQ-S-763L COND A,0.686 IN.MIN 0.687 IN. MAX LG,0.3110 IN.MIN 0.3115 IN.MAX DIA IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5915-00-590-814353575 INTERCHANGEABLE
Filter,radio Frequency Interfere
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
5357-5 PRIMARY Goodrich Aerospace Canada Ltd (CAN)
53757-5 PRIMARY Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco (USA)
Related Parts
5915-00-590-8143INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
53575

Frequently Asked Questions

What is NSN 1620-00-020-5757?

NSN 1620-00-020-5757 is a Valve,seat Check, manufactured by Goodrich Aerospace Canada Ltd, classified under FSC 1620 (No Item Name Available). Status: active.

What are the part numbers for NSN 1620-00-020-5757?

NSN 1620-00-020-5757 has 2 cross-referenced part numbers: 5357-5 (Goodrich Aerospace Canada Ltd), 53757-5 (Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco).

What NSN replaces 1620-00-020-5757?

There is 1 known substitute for 1620-00-020-5757: 5915-00-590-8143. Verify interchangeability with system specifications before substitution.

What are the specifications of 5357-5?

Key specifications for 5357-5: General Characteristics Item Description: STEEL,BAR 431,QQ-S-763L COND A,0.686 IN.MIN 0.687 IN. MAX LG,0.3110 IN.MIN 0.3115 IN.MAX DIA 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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