PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

44Z1D65Valve,safety Relief

Morris Material Handling, Inc. · NSN 4820-00-845-0067 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-845-0067 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-845-0067. Primary manufacturer part number: 44Z1D65.
Features
  • Valve,safety Relief — FSC 4820
  • Disk Loading Method: SPRING
  • Thread Direction: RIGHT-HAND FIRST END
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Connection Style: PLAIN (PIPE) FIRST END
  • Nominal Thread Size: 0.125 INCHES FIRST END IN
  • Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
  • Flow Control Device: POPPET
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Overall construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-00-845-0067, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Morris Material Handling, Inc.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 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
NSN4820-00-845-0067
Primary Part Number44Z1D65
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMorris Material Handling, Inc.
StatusCANCELLED
Disk Loading MethodSPRING
Thread DirectionRIGHT-HAND FIRST END
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Connection StylePLAIN (PIPE) FIRST END
Nominal Thread Size0.125 INCHES FIRST END IN
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
Flow Control DevicePOPPET
Style DesignatorSTRAIGHT THRU
MaterialSTEEL OVERALL
Thread Series DesignatorPTF-SPL SHORT FIRST END
Opening Pressure Setting1.0 POUNDS PER SQUARE INCH LBS
Valve Operation MethodAUTOMATIC
Surface TreatmentCADMIUM LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-202-5632 INTERCHANGEABLE
Valve,safety Relief
5305-00-250-9991317400 INTERCHANGEABLE
Screw
Brp Us Inc
4820-00-342-6526572820 INTERCHANGEABLE
Valve,vent
Cnh Industrial America Llc Dba Cnh America
4820-00-542-5683 INTERCHANGEABLE
Valve,safety Relief
4820-00-826-6465 INTERCHANGEABLE
Valve,safety Relief
6625-01-055-9651317400 INTERCHANGEABLE
Radio Interference Measuring Set
L3harris Cincinnati Electronics Corporation
4820-01-070-7670 INTERCHANGEABLE
Valve,safety Relief
4820-01-071-0688 INTERCHANGEABLE
Valve,safety Relief
4820-01-131-2341 INTERCHANGEABLE
Valve,safety Relief
4820-01-495-5316 INTERCHANGEABLE
Valve,safety Relief
Cross-Reference Index
Part NumberManufacturer
44Z1D65 Morris Material Handling, Inc. (USA)
MS35670-1 Hydro-Fitting Manufacturing Corporation (USA)
MS35670-1 Crown Fitting Co Inc (USA)
MS35670-1A Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS35670-1 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS35670 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS35670-1 Tech Aero Inc (USA)
999F0722 PC 50 Circor Naval Solutions Llc Dba Warren Pumps (USA)
317400 Stewart-Warner Alemite Corp (USA)
999F0716 PC 39 Circor Naval Solutions Llc Dba Warren Pumps (USA)
909620 Ebsray Pumps Pty Ltd (AUS)
4730008450067 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
Related Parts
4820-00-202-5632INTERCHANGEABLE
VALVE,SAFETY RELIEF
5305-00-250-9991INTERCHANGEABLE
SCREW
317400
4820-00-342-6526INTERCHANGEABLE
VALVE,VENT
572820
4820-00-542-5683INTERCHANGEABLE
VALVE,SAFETY RELIEF
4820-00-826-6465INTERCHANGEABLE
VALVE,SAFETY RELIEF
6625-01-055-9651INTERCHANGEABLE
RADIO INTERFERENCE MEASURING SET
317400
4820-01-070-7670INTERCHANGEABLE
VALVE,SAFETY RELIEF
4820-01-071-0688INTERCHANGEABLE
VALVE,SAFETY RELIEF
4820-01-131-2341INTERCHANGEABLE
VALVE,SAFETY RELIEF
4820-01-495-5316INTERCHANGEABLE
VALVE,SAFETY RELIEF
4820-01-611-9622INTERCHANGEABLE
VALVE,SAFETY RELIEF
4820-01-649-9043INTERCHANGEABLE
VALVE,SAFETY RELIEF

Frequently Asked Questions

What is NSN 4820-00-845-0067?

NSN 4820-00-845-0067 is a Valve,safety Relief, manufactured by Morris Material Handling, Inc., classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-845-0067?

NSN 4820-00-845-0067 has 12 cross-referenced part numbers: 44Z1D65 (Morris Material Handling, Inc.), MS35670-1 (Hydro-Fitting Manufacturing Corporation), MS35670-1 (Crown Fitting Co Inc), MS35670-1A (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS35670-1 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 7 more.

What NSN replaces 4820-00-845-0067?

There are 12 known substitutes for 4820-00-845-0067: 4820-00-202-5632, 5305-00-250-9991, 4820-00-342-6526 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 44Z1D65?

Key specifications for 44Z1D65: Disk Loading Method: SPRING; Thread Direction: RIGHT-HAND FIRST END; Connection Type: THREADED EXTERNAL PIPE FIRST END; Connection Style: PLAIN (PIPE) FIRST END. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-845-0067 still in active supply?

NSN 4820-00-845-0067 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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