Commercial Alternative to WebFLIS Menu

Get a free trial and you'll have access to all of the features and data that LogiQuest has to offer.


Advanced Search Free LogiQuest Trial
Click here to request your free LogiQuest trial today.
Search Syntax Examples: (Searches are not case sensitive)
  Space separated terms like BALL BEARING find records containing both BALL AND BEARING
  Comma separated terms like BALL, BEARING find records containing either BALL OR BEARING
  Search terms can include multi-character() or single-charater(%) wildcards.

LogiQuest® Lite  A Commercial Alternative to WebFLIS

LogiQuest Lite provides instant access to information on millions of items in the Federal Supply Catalog.
National Stock Number(NSN): 4820-00-664-6655 (4820006646655, 006646655)

NIIN: 00-664-6655 Item Name: VALVE,REGULATING,FLUID PRESSURE INC: 27565
FSC: 4820 Assignment Date: Jan-01-1963 CRIT: X IIG: 27565
ISC: 6 Date Standardized: Jun-12-1969 HMIC: N DODIC:
NSC: 0 Cancellation Date: PMIC: U FIIG: A21100
ESD: Schedule B: 8481.80.9015 DEMIL: A DEMIL INT: 1
TIIC: 4 Originator: AX ADPEC: RPDMRC: 9
Advantages & Benefits to a full LogiQuest subscription:

With a full subscription to LogiQuest, you can affordably maintain readiness of US military equipment, view current and historical NSN pricing, find substitutable manufacturer’s part numbers, analyze weapon systems, view detailed vendor data, proactively address DMSMS and bid on government selling opportunities. Directly search 60+ databases from Navy, Army, Air Force, Marines, and commercial sources. Examples include APL, AMDF, Milspecs, CAGE, SAM, EPLS, QPL, QPD, and many more.

The full version of LogiQuest has information related to NSN 4820-00-664-6655 in each of the following databases.

 • PROCUREMENT - Procurement History
 • BIZOPPS - Government Business Opportunities
 • BIZOPPS_ARC - Archived Business Opportunities
 • PID - Procurement Item Description
 • SUPPTECH - Supplemental Technical Information
 • APL - Allowance Parts List
 • AEL - Allowance Equipage List
 • AWARDS - Awards Information
 • AMDF - Army Master Data File
 • CHAIN - Consolidated History Alt. Item Numbers
 • CRF - NICP Cross Reference File
 • ILS_INV - ILS Aviation Parts Availability
 • LIRSH - List of Items Requiring Special Handling
 • MSD - Materiel Support Division
 • NICN - Navy Item Control Number to NIIN
 • NMDF - Navy Master Data File
 • NNRF - Navy NIIN Reference File
 • PROJECTIONS - Projected Future Procurements
 • SNUD - Stock Number User Directory
 • WHEREUSED - Where NIIN Used
 • WPS - Weapons Systems
 • WUC_HIST - Historical Work Unit Codes
 • GDAEL 2010 - GD Allowance Equipage List
 • GDAPL 2010 - GD Allowance Parts List
 • CAGE - Commercial And Government Entity
 • H6 - Federal Item Name Directory
 • FSC - Federal Supply Class
 • Schedule B - Export Commodity Classifications

Contact us to request your free trial of LogiQuest® today.

Learn More

To learn more about LogiQuest® click here.

Please note that LogiQuest Lite is an informational service only.  Clicking on the CAGE codes below will provide contact information for possible sources of supply.


  Contact an advertising partner for price and availability for this item.
Part Information
Part Number CAGE Company Status RN CC RN VC DAC RN AAC RN FC RN SC RN JC SADC HCC MSDS
03X90 30367 L-TEC WELDING AND CUTTING SYSTEMS C 5 9 6 AX 4 B
04X34 36346 UNION CARBIDE CORP SUB OF DOW CO THE C 5 9 6 AX 1 B
04X35 30367 L-TEC WELDING AND CUTTING SYSTEMS C 5 9 6 AX B
04X35 36346 UNION CARBIDE CORP SUB OF DOW CO THE C 5 9 6 AX 3 B
0781-3772 63026 VICTOR EQUIPMENT CO C 5 9 6 AX B
639296 36346 UNION CARBIDE CORP SUB OF DOW CO THE C 5 9 6 AX 1 B
998846 30367 L-TEC WELDING AND CUTTING SYSTEMS C 5 9 6 AX
998846 96073 ESAB GROUP, INC., THE C 3 9 E ZZ
HVTS2537-580 63026 VICTOR EQUIPMENT CO C 5 2 6 ZZ
R502 30367 L-TEC WELDING AND CUTTING SYSTEMS C 5 9 6 AX 4 B
R502 36346 UNION CARBIDE CORP SUB OF DOW CO THE C 5 9 6 AX 4 B
R503 36346 UNION CARBIDE CORP SUB OF DOW CO THE C 5 9 E AX 3 B
R52 03856 LOS ANGELES RESISTOR CO C 5 9 6 AX 4 B
WP4-0745-23 15657 WELDING PROCESS INC C 5 9 6 AX 4 B
Additional Part Information
Part Number CAGE Company Source RN CC RN VC DAC RN AAC RN FC RN SC RN JC SADC HCC MSDS
04X34R502 94124 UNION CARBIDE CORP LINDE DIV CRF 3 2 2 HH R 0
639296 02205 UNION CARBIDE CORP LINDE DIV CRF,APL 5 2 3 HD N 0
6F6984 11083 CATERPILLAR INC APL
6L4354 11083 CATERPILLAR INC CRF,APL 5 1 6 HD R 0
6L4364 11083 CATERPILLAR INC CRF,APL 3 1 2 CT R 0
CMPRS GAS 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG AEL
MILR19180 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M CRF,APL,AEL 4 1 1 CX N 0
N0REF 33333 APL,AEL
NUCLEAR INTEREST 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG APL
R-502 36346 UNION CARBIDE CORP SUB OF DOW CO THE CRF 2 N 0
Management Information
MOEC SOS A A C R C S L C CIIC U P Q U S C Unit Price UI UICF MCD Action Date C/H
DA SMS D Z 0 U 1 A $499.84 EA J2200X- Oct-01-2025 C
DF SMS D N 0 U 1 F $499.84 EA SF9---N Oct-01-2025 C
DM SMS Z Z 0 U 1 M $499.84 EA 12B2-0- Oct-01-2025 C
DN SMS D 0 U 1 N $499.84 EA 9B----- Oct-01-2025 C
DS SMS D N 0 U 1 D $480.25 EA ------- Oct-01-2022 H
DS SMS D N 0 U 1 I $499.84 EA ------- Oct-01-2025 C
GP SMS Z 0 U 1 C $499.84 EA ------- Oct-01-2025 C
Technical Characteristics Information
MRC Requirement Statement Reply Statement
AAQL BODY STYLE A7 ANGLE
ABFF FURNISHED ITEMS FLOWMETER AND INLET PRESSURE GAGE
ACKL MEDIA FOR WHICH DESIGNED ARGON AND HELIUM AND NITROGEN, GASEOUS
ACKM FIRST END CONNECTION TYPE THREADED INTERNAL TUBE
ACKN FIRST END STYLE DESIGNATOR B17 HIGH PRESSURE FLARE (USED WITH MALE THREADED STYLE NO. 39)
ACLH FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED 0.375 INCHES NOMINAL
ACLK FIRST END THREAD CLASS 2B
ACLL FIRST END THREAD DIRECTION RIGHT-HAND
ACLR SECOND END RELATIONSHIP WITH FIRST END NOT IDENTICAL
ACLS SECOND END CONNECTION TYPE THREADED EXTERNAL GAS CYLINDER
ACLT SECOND END STYLE DESIGNATOR D11 SWIVEL NUT, FLARED
ACMS SECOND END THREAD DIRECTION RIGHT-HAND
ADQU FLOW CONTROL DEVICE NEEDLE
ADQZ END CONNECTION QUANTITY 2
AEVN REGULATION TYPE 1ST STAGE AUTOMATIC, 2ND STAGE MANUAL
AEVP MANUAL CONTROL METHOD KNOB
AEVR VALVE LOADING METHOD SPRING
AEWA OUTLET PRESSURE SETTING 50.0 POUNDS PER SQUARE INCH
AEWF FILTER INCLUDED
AZKQ TEMP RATING -40.0 FAHRENHEIT MINIMUM AND 165.0 FAHRENHEIT MAXIMUM
MATT MATERIAL ALUMINUM ALLOY BODY
MATT MATERIAL COPPER ALLOY FLOW CONTROL DEVICE
THDS THREAD SIZE AND SERIES/TYPE DESIGNATOR 5/8-18 UNF FIRST END
THDS THREAD SIZE AND SERIES/TYPE DESIGNATOR 0.960-14 NGO SECOND END
MOE Rules Information
MOE Rule Former MOER Effective AMC AMSC IMC IMCA Collaborators Receivers
A920 A181 Aug-01-2006 3 C Z CD GX|CD BN|CD|GX|BF|CT
MC40 MC01 Aug-01-2006 3 C Z PA GX|PA GX|PA
FXGC Feb-01-2007 3 C Z SX GX|TU GX|TU
N9BC N9CD Aug-01-2006 3 C Z HD GX|GT|JN|JB|HX|HD GH|GX
C911 C001 Aug-01-2006 3 C GX|XG GX|XG
YW01 Apr-01-2002 YW YW
ZC01 Mar-01-2009 ZC ZC
ZH01 Apr-01-2002 ZH ZH
ZJ01 Mar-01-2025 ZJ ZJ
WG01 Oct-01-2017 WG WG
WP01 Jun-01-2007 WP WP
ZW01 Nov-01-1998 ZW ZW
Replacement & Obsolete Information
Obsolete NIIN Information
FSC NIIN DEMIL NSC Cancelled
3431 00-977-5386 B 7 Jan-28-1972
4820 00-291-5565 A 7 Apr-01-2002
4820 00-508-6141 A 7 May-01-1986
6680 00-777-3485 A 7 Apr-29-1966
6685 00-980-3456 A 7 Apr-25-1969
NICN Information
FSC NICN Status
00-291-5565 H
00-883-0475 H
 
 
 
Freight Information

Description: PRESSURE REG/RED/RELIEF VALVES NOI Originating Activity: XX
Hazardous Material: National Motor Freight Classification Number: 127220
Less Than One Truckload: P NMFC Sub-Item: X
Uniform Freight Classification Number: 64490 Rail Variance Code:
Less Than One Carload: Water Commodity Code: 594
Type of Cargo Code: Z Special Handling Code: 9
Air Commodity Special Handling Code: VZ Air Dimension Code: A
Integrity Code:
Packaging Information

Source: P Primary Inventory Control Activity (PICA) Status: C
Pri/Sec ICC: P Container NSN: Category Code: 16Z0
Lvl A Pkg Req:  Q  Unit Pack Size: 7.5x6.5x5.5 Pres Material: 00
Lvl B Pkg Req:  Q  Unit Pack Weight: 4.3 Pres Method: 10
Lvl C Pkg Req:    Unit Pack Cube: 0.155 Wrapping Mat: EA
Opt Proc Ind:  M  Unpkg Item Dims: Spec Marking: 00
Supp Inst:  
Container FSC: SPI Number: SPI Revision:   
Unpkg Weight: SPI Date: Pkg Design Activity: 16236
Inter Container Qty: AAA Inter Container Code: E5 Clean/Dry Procedure: 1
Unit Container: E9 Item Type Storage:  B  Unit Container Level:   
    Cush/Dun Material: BG Cush/Dun Thickness: A
Contact us to request your free trial of LogiQuest® today.   Click here to learn more about LogiQuest®.
Company Logo
Phone Icon (978) 774-7999 x600 Email Icon 

© 2026 Copyright Terabase Corporation.  All rights reserved. ® LogiQuest is a registered trademark of Terabase Corporation. ® Terabase is a registered trademark of Terabase Corporation. Website design by Sperling Interactive.