PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21813Q5Valve,linear,directional Control

Naval Inventory Control Point Mechanicsburg · NSN 4820-01-545-7699 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-545-7699 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-545-7699. Primary manufacturer part number: 21813Q5.
Features
  • Valve,linear,directional Control — FSC 4820
  • Reference Number Differentiating Characteristics: AN ITEM THAT SUPPORTS SUBSAFE CRITICAL SYSTEMS AND REQUIRES OBJECTIVE QUALITY EVIDENCE THAT QUALITY ASSURANCE REQUIREMENTS HAVE BEEN MET, INCLUDING CERTIFICATION OF TESTS FOR HYDROSTATIC AND/OR OPERATIONAL TESTING AND ITEM SERIALIZATION TRACEABLE TO THE CERTIFICATIONS DURING INITIAL PROCUREMENT AND ANY SUBSEQUENT REPAIRS. GOVERNMENT SOURCE INSPECTION IS INVOLVED
  • Criticality Code Justification: ZZZY
  • 4 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-545-7699, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-545-7699
Primary Part Number21813Q5
Item NameValve,linear,directional Control
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Reference Number Differentiating CharacteristicsAN ITEM THAT SUPPORTS SUBSAFE CRITICAL SYSTEMS AND REQUIRES OBJECTIVE QUALITY EVIDENCE THAT QUALITY ASSURANCE REQUIREMENTS HAVE BEEN MET, INCLUDING CERTIFICATION OF TESTS FOR HYDROSTATIC AND/OR OPERATIONAL TESTING AND ITEM SERIALIZATION TRACEABLE TO THE CERTIFICATIONS DURING INITIAL PROCUREMENT AND ANY SUBSEQUENT REPAIRS. GOVERNMENT SOURCE INSPECTION IS INVOLVED
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-00-089-2515SAE J531 4 130109EC INTERCHANGEABLE
Plug,pipe
Sae International Dba Sae International
5330-00-402-989321794 INTERCHANGEABLE
Packing with Retainer
Amphenol Corp Div Amphenol Aerospace Operations
5330-01-030-9091 INTERCHANGEABLE
Gasket
5961-01-081-024121813 INTERCHANGEABLE
Transistor
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
6515-01-293-1884218103 INTERCHANGEABLE
Needle,suture
Aspen Surgical Products Inc
5950-01-419-224821813 INTERCHANGEABLE
Transformer,power
Elbitamerica, Inc.
Cross-Reference Index
Part NumberManufacturer
21813Q5 Naval Inventory Control Point Mechanicsburg (USA)
21813-001 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21813 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21813-001Q5 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
4730-00-089-2515INTERCHANGEABLE
PLUG,PIPE
SAE J531 4 130109EC
5330-00-402-9893INTERCHANGEABLE
PACKING WITH RETAINER
21794
5330-01-030-9091INTERCHANGEABLE
GASKET
5961-01-081-0241INTERCHANGEABLE
TRANSISTOR
21813
6515-01-293-1884INTERCHANGEABLE
NEEDLE,SUTURE
218103
5950-01-419-2248INTERCHANGEABLE
TRANSFORMER,POWER
21813

Frequently Asked Questions

What is NSN 4820-01-545-7699?

NSN 4820-01-545-7699 is a Valve,linear,directional Control, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-545-7699?

NSN 4820-01-545-7699 has 4 cross-referenced part numbers: 21813Q5 (Naval Inventory Control Point Mechanicsburg), 21813-001 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21813 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21813-001Q5 (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 4820-01-545-7699?

There are 6 known substitutes for 4820-01-545-7699: 4730-00-089-2515, 5330-00-402-9893, 5330-01-030-9091 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21813Q5?

Key specifications for 21813Q5: Reference Number Differentiating Characteristics: AN ITEM THAT SUPPORTS SUBSAFE CRITICAL SYSTEMS AND REQUIRES OBJECTIVE QUALITY EVIDENCE THAT QUALITY ASSURANCE REQUIREMENTS HAVE BEEN MET, INCLUDING CERTIFICATION OF TESTS FOR HYDROSTATIC AND/OR OPERATIONAL TESTING AND ITEM SERIALIZATION TRACEABLE TO THE CERTIFICATIONS DURING INITIAL PROCUREMENT AND ANY SUBSEQUENT REPAIRS. GOVERNMENT SOURCE INSPECTION IS INVOLVED; Criticality Code Justification: ZZZY; Part Name Assigned by Controlling Agency: (INAVY):VALVE,HYD CONTROL; End Item Identification: VALVE, HYD CONTROL. 4 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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