PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

E8568Y51MValve,safety Relief

Anderson Greenwood Lp Dba Anderson Greenwood Crosby · NSN 4820-01-141-1356 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-141-1356 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-141-1356. Primary manufacturer part number: E8568Y51M.
Features
  • Valve,safety Relief — FSC 4820
  • Material: STEEL COMP 316 STEM
  • Adjustable Pressure Range: +535.0 TO 755.0 POUNDS PER SQUARE INCH LBS
  • Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS
  • Material: COPPER ALLOY BODY
  • Connection Style: SOCKET ALL ENDS
  • Flow Control Device: DISK
  • Valve Operation Method: AUTOMATIC
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 316 Stem construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-141-1356, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-141-1356
Primary Part NumberE8568Y51M
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAnderson Greenwood Lp Dba Anderson Greenwood Crosby
StatusACTIVE
MaterialSTEEL COMP 316 STEM
Adjustable Pressure Range+535.0 TO 755.0 POUNDS PER SQUARE INCH LBS
Connection TypeUNTHREADED INTERNAL PIPE ALL ENDS
MaterialCOPPER ALLOY BODY
Connection StyleSOCKET ALL ENDS
Flow Control DeviceDISK
Valve Operation MethodAUTOMATIC
Nominal Pipe Size Accommodated1.000 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
2940-00-720-4959290312-00 INTERCHANGEABLE
Filter,fluid
Brinkley Technology Group Llc Dba Hercules Manufacturing
4820-01-049-8683E8716Y51M INTERCHANGEABLE
Valve,safety Relief
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
4820-01-143-14528004-12 INTERCHANGEABLE
Ring,adjusting
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5365-01-161-26478716 INTERCHANGEABLE
Spacer,sleeve
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
4820-01-271-2689P400F073SW INTERCHANGEABLE
Valve,globe
Dragon Valves Inc
6625-01-314-35538716 INTERCHANGEABLE
Meter,field Strength
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
4820-01-384-888908716G01S0035 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
6515-01-566-4929329.12 INTERCHANGEABLE
Pliers,bending,orthopedic
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
9340-01-622-45418716 INTERCHANGEABLE
Glass,laminated
Cornell-Carr Co., Inc.
5340-01-622-63998716 INTERCHANGEABLE
Standoff,threaded,spacing
Keystone Electronics Corp
Cross-Reference Index
Part NumberManufacturer
E8568Y51M PRIMARY Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
8716 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
8716Z51M PRIMARY Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
2940-00-720-4959INTERCHANGEABLE
FILTER,FLUID
290312-00
4820-01-049-8683INTERCHANGEABLE
VALVE,SAFETY RELIEF
E8716Y51M
4820-01-143-1452INTERCHANGEABLE
RING,ADJUSTING
8004-12
5365-01-161-2647INTERCHANGEABLE
SPACER,SLEEVE
8716
4820-01-271-2689INTERCHANGEABLE
VALVE,GLOBE
P400F073SW
6625-01-314-3553INTERCHANGEABLE
METER,FIELD STRENGTH
8716
4820-01-384-8889INTERCHANGEABLE
VALVE,SAFETY RELIEF
08716G01S0035
6515-01-566-4929INTERCHANGEABLE
PLIERS,BENDING,ORTHOPEDIC
329.12
9340-01-622-4541INTERCHANGEABLE
GLASS,LAMINATED
8716
5340-01-622-6399INTERCHANGEABLE
STANDOFF,THREADED,SPACING
8716

Frequently Asked Questions

What is NSN 4820-01-141-1356?

NSN 4820-01-141-1356 is a Valve,safety Relief, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-141-1356?

NSN 4820-01-141-1356 has 3 cross-referenced part numbers: E8568Y51M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 8716 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 8716Z51M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).

What NSN replaces 4820-01-141-1356?

There are 10 known substitutes for 4820-01-141-1356: 2940-00-720-4959, 4820-01-049-8683, 4820-01-143-1452 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of E8568Y51M?

Key specifications for E8568Y51M: Material: STEEL COMP 316 STEM; Adjustable Pressure Range: +535.0 TO 755.0 POUNDS PER SQUARE INCH LBS; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS; Material: COPPER ALLOY BODY. 8 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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