PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43449Nut,spindle,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 5310-01-046-8552 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-046-8552 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-046-8552. Primary manufacturer part number: 43449.
Features
  • Nut,spindle,valve — FSC 5310
  • General Characteristics Item Description: 1.812 IN. LARGEST OD;0.875 IN. O/A THK;ONE END,THD FEMALE,1/2-20 UNF;0.438 IN. THD DEPTH;MATERIAL STEEL ASTM A216WCB IN
  • 4 verified cross-references
  • Primary manufacturer: Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Flow control in piping systems
  • Pressure regulation
General Description

The Nut,spindle,valve, cataloged under National Stock Number 5310-01-046-8552, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, 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
NSN5310-01-046-8552
Primary Part Number43449
Item NameNut,spindle,valve
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
General Characteristics Item Description1.812 IN. LARGEST OD;0.875 IN. O/A THK;ONE END,THD FEMALE,1/2-20 UNF;0.438 IN. THD DEPTH;MATERIAL STEEL ASTM A216WCB IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-163-5163 INTERCHANGEABLE
Valve,safety Relief
4820-00-163-516439344006 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-00-163-5171 INTERCHANGEABLE
Valve,safety Relief
4820-00-163-5175 INTERCHANGEABLE
Valve,safety Relief
5330-00-292-16041206 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
5930-00-296-7191841707 INTERCHANGEABLE
Switch,thermostatic
Lockheed Martin Corporation Div Rms - Mitchel Field
4820-01-046-219824965 INTERCHANGEABLE
Rod,adjusting Ring
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-046-219928186 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-046-702948621 INTERCHANGEABLE
Collar,spindle,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-046-7030S44945 INTERCHANGEABLE
Holder Assembly,disk
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
A36563PC26 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
A39344PC26 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
43449 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
A39344 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
Related Parts
4820-00-163-5163INTERCHANGEABLE
VALVE,SAFETY RELIEF
4820-00-163-5164INTERCHANGEABLE
VALVE,SAFETY RELIEF
39344006
4820-00-163-5171INTERCHANGEABLE
VALVE,SAFETY RELIEF
4820-00-163-5175INTERCHANGEABLE
VALVE,SAFETY RELIEF
5330-00-292-1604INTERCHANGEABLE
SEAL,PLAIN ENCASED
1206
5930-00-296-7191INTERCHANGEABLE
SWITCH,THERMOSTATIC
841707
4820-01-046-2198INTERCHANGEABLE
ROD,ADJUSTING RING
24965
4820-01-046-2199INTERCHANGEABLE
DISK,VALVE
28186
4820-01-046-7029INTERCHANGEABLE
COLLAR,SPINDLE,VALVE
48621
4820-01-046-7030INTERCHANGEABLE
HOLDER ASSEMBLY,DISK
S44945
2910-01-046-8553INTERCHANGEABLE
NOZZLE,VALVE
100689
2910-01-046-8554INTERCHANGEABLE
NOZZLE,VALVE
101868

Frequently Asked Questions

What is NSN 5310-01-046-8552?

NSN 5310-01-046-8552 is a Nut,spindle,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-046-8552?

NSN 5310-01-046-8552 has 4 cross-referenced part numbers: A36563PC26 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A39344PC26 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 43449 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A39344 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).

What NSN replaces 5310-01-046-8552?

There are 12 known substitutes for 5310-01-046-8552: 4820-00-163-5163, 4820-00-163-5164, 4820-00-163-5171 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43449?

Key specifications for 43449: End Item Identification: CROSBY VALVE AND GAGE,COMPANY SAFETY BOR VALVE; General Characteristics Item Description: 1.812 IN. LARGEST OD;0.875 IN. O/A THK;ONE END,THD FEMALE,1/2-20 UNF;0.438 IN. THD DEPTH;MATERIAL STEEL ASTM A216WCB IN. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com