PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

E8606AA51MValve,safety Relief

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-131-9518 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-131-9518 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-131-9518. Primary manufacturer part number: E8606AA51M.
Features
  • Valve,safety Relief — FSC 4820
  • Material Document and Classification: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT
  • Nominal Pipe Size Accommodated: 1.500 INCHES ALL ENDS IN
  • Valve Operation Method: AUTOMATIC
  • Material: COPPER ALLOY BODY
  • Material: NICKEL ALLOY SEAT
  • Maximum Operating Temp: 150.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Connection Style: STREAMLINED WITH ONE BRAZING RING ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-131-9518, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 19 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-131-9518
Primary Part NumberE8606AA51M
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Material Document and ClassificationQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT
Nominal Pipe Size Accommodated1.500 INCHES ALL ENDS IN
Valve Operation MethodAUTOMATIC
MaterialCOPPER ALLOY BODY
MaterialNICKEL ALLOY SEAT
Maximum Operating Temp150.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection StyleSTREAMLINED WITH ONE BRAZING RING ALL ENDS
Adjustable Pressure Range+601.0 TO 660.0 POUNDS PER SQUARE INCH LBS
Bonnet TypeINSIDE SPRING
Media for Which DesignedAIR FIRST RESPONSE
Flow Control DeviceDISK
Bonnet Attachment MethodBOLTED
Connection TypeUNTHREADED INTERNAL PIPE ALL ENDS
MaterialSTEEL COMP 316 STEM
Material Document and ClassificationQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
Media for Which DesignedWATER, FRESH SECOND RESPONSE
Operating Pressure800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Style DesignatorANGLE
Material Document and ClassificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2530-00-003-522812-3612 INTERCHANGEABLE
Hub Assembly,rear
Pdi Ground Support Systems, Inc.
5841-00-019-74158606 INTERCHANGEABLE
Radar Set Subassembly
Centroid, Inc. Dba Centroid Inc
5930-00-122-3384 INTERCHANGEABLE
Switch,pressure
3110-00-157-03598606 INTERCHANGEABLE
Bearing,ball,annular
Linde Material Handling North America Corporation
5325-00-276-42657428210-219 INTERCHANGEABLE
Grommet,nonmetallic
Westinghouse Electric Corp
5120-00-288-7786024-0295-00 INTERCHANGEABLE
Alignment Tool,electronic Equipm
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6625-00-811-2438860G INTERCHANGEABLE
Generator,sweep
Kay Elemetrics Corporation
4820-01-127-6783A6792.042.132 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-146-8749 INTERCHANGEABLE
Valve,relief,pressure and Temper
5340-01-309-6547 INTERCHANGEABLE
Plug,protective,dust and Moistur
Cross-Reference Index
Part NumberManufacturer
8606 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
E8606AA51M PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
E8606AA51M Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
8606 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
Related Parts
2530-00-003-5228INTERCHANGEABLE
HUB ASSEMBLY,REAR
12-3612
5841-00-019-7415INTERCHANGEABLE
RADAR SET SUBASSEMBLY
8606
5930-00-122-3384INTERCHANGEABLE
SWITCH,PRESSURE
3110-00-157-0359INTERCHANGEABLE
BEARING,BALL,ANNULAR
8606
5325-00-276-4265INTERCHANGEABLE
GROMMET,NONMETALLIC
7428210-219
5120-00-288-7786INTERCHANGEABLE
ALIGNMENT TOOL,ELECTRONIC EQUIPM
024-0295-00
6625-00-811-2438INTERCHANGEABLE
GENERATOR,SWEEP
860G
4820-01-127-6783INTERCHANGEABLE
STEM,FLUID VALVE
A6792.042.132
4820-01-146-8749INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
5340-01-309-6547INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
3020-01-331-1907INTERCHANGEABLE
SPROCKET WHEEL
8606
6625-01-527-1606INTERCHANGEABLE
LEAD SET,TEST

Frequently Asked Questions

What is NSN 4820-01-131-9518?

NSN 4820-01-131-9518 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-131-9518?

NSN 4820-01-131-9518 has 4 cross-referenced part numbers: 8606 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), E8606AA51M (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), E8606AA51M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 8606 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).

What NSN replaces 4820-01-131-9518?

There are 12 known substitutes for 4820-01-131-9518: 2530-00-003-5228, 5841-00-019-7415, 5930-00-122-3384 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of E8606AA51M?

Key specifications for E8606AA51M: Material Document and Classification: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT; Nominal Pipe Size Accommodated: 1.500 INCHES ALL ENDS IN; Valve Operation Method: AUTOMATIC; Material: COPPER ALLOY BODY. 20 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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