PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B7544-001-130Cap,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-058-5533 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-058-5533 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-058-5533. Primary manufacturer part number: B7544-001-130.
Features
  • Cap,valve — FSC 4820
  • Attachment Method: BOLTS
  • Valve Size for Which Designed: 1.000 INCHES IN
  • Valve Type for Which Designed: RELIEF
  • Material Document and Classification: MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE
  • Valve Model Number for Which Designed: TYPE 1241 AND TYPE 1251
  • Material: COPPER ALLOY
  • Height: 5.250 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Cap,valve, cataloged under National Stock Number 4820-01-058-5533, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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
NSN4820-01-058-5533
Primary Part NumberB7544-001-130
Item NameCap,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Attachment MethodBOLTS
Valve Size for Which Designed1.000 INCHES IN
Valve Type for Which DesignedRELIEF
Material Document and ClassificationMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE
Valve Model Number for Which DesignedTYPE 1241 AND TYPE 1251
MaterialCOPPER ALLOY
Height5.250 INCHES NOMINAL IN
Width4.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5920-00-043-26410312.250MXP INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
4730-00-061-53619123 INTERCHANGEABLE
Strainer Element,sediment
Vortox Company
4030-00-087-19318004-2 INTERCHANGEABLE
Guy Attachment
Armed Forces Equip Development Co C/o Falling Creek Metal Products
5935-00-196-96999123 INTERCHANGEABLE
Connector,plug,electrical
Telemechanics Inc
5985-00-328-1685 INTERCHANGEABLE
Attenuator,fixed
5960-00-351-481180042 INTERCHANGEABLE
Shield,electron Tube
Mushield Co Inc
4140-00-391-0879 INTERCHANGEABLE
Fan,centrifugal
4940-00-455-3128 INTERCHANGEABLE
Screen,spray Gun,pa
2540-00-810-4057 INTERCHANGEABLE
Leveling System
4820-01-058-51489123PC5A INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
B7544-001-130 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
9123 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
9123PC2A Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
9123PC2A Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
8004-2 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
B7544-001-130 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
5920-00-043-2641INTERCHANGEABLE
FUSE,CARTRIDGE
0312.250MXP
4730-00-061-5361INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
9123
4030-00-087-1931INTERCHANGEABLE
GUY ATTACHMENT
8004-2
5935-00-196-9699INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
9123
5985-00-328-1685INTERCHANGEABLE
ATTENUATOR,FIXED
5960-00-351-4811INTERCHANGEABLE
SHIELD,ELECTRON TUBE
80042
4140-00-391-0879INTERCHANGEABLE
FAN,CENTRIFUGAL
4940-00-455-3128INTERCHANGEABLE
SCREEN,SPRAY GUN,PA
2540-00-810-4057INTERCHANGEABLE
LEVELING SYSTEM
4820-01-058-5148INTERCHANGEABLE
STEM,FLUID VALVE
9123PC5A
5998-01-122-2433INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
4820-01-130-3603INTERCHANGEABLE
VALVE,SAFETY RELIEF
20115J41M

Frequently Asked Questions

What is NSN 4820-01-058-5533?

NSN 4820-01-058-5533 is a Cap,valve, 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 4820-01-058-5533?

NSN 4820-01-058-5533 has 6 cross-referenced part numbers: B7544-001-130 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 9123 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 9123PC2A (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 9123PC2A (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 8004-2 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby) and 1 more.

What NSN replaces 4820-01-058-5533?

There are 12 known substitutes for 4820-01-058-5533: 5920-00-043-2641, 4730-00-061-5361, 4030-00-087-1931 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B7544-001-130?

Key specifications for B7544-001-130: Attachment Method: BOLTS; Valve Size for Which Designed: 1.000 INCHES IN; Valve Type for Which Designed: RELIEF; Material Document and Classification: MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE. 9 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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