Droitcour Co · NSN 4820-01-417-9524 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-417-9524 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-417-9524. Primary manufacturer part number: 2253.
4820-01-417-9524 — No Item Name Available illustration
Features
Valve,safety Relief — FSC 4820
Connection Style: GASKET SEAL(BOSS) ALL ENDS
Thread Series Designator: UN ALL ENDS
Nominal Thread Size: 1.062 INCHES ALL ENDS IN
Adjustable Pressure Range: +2300.0 TO 3850.0 POUNDS PER SQUARE INCH LBS
Material: STEEL COMP 416 BODY
Material Document and Classification: AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE BODY
Thread Class: 2B ALL ENDS
Applications
Flow control in piping systems
Pressure regulation
Steam and fluid isolation
Applications requiring Steel Comp 416 Body construction
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-417-9524, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Droitcour Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
Parameter
Value
NSN
4820-01-417-9524
Primary Part Number
2253
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — No Item Name Available
Manufacturer
Droitcour Co
Status
ACTIVE
Connection Style
GASKET SEAL(BOSS) ALL ENDS
Thread Series Designator
UN ALL ENDS
Nominal Thread Size
1.062 INCHES ALL ENDS IN
Adjustable Pressure Range
+2300.0 TO 3850.0 POUNDS PER SQUARE INCH LBS
Material
STEEL COMP 416 BODY
Material Document and Classification
AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE BODY
Thread Class
2B ALL ENDS
Thread Quantity Per Inch
12 ALL ENDS
Valve Operation Method
AUTOMATIC
Thread Direction
RIGHT-HAND ALL ENDS
Valve Discharge Flow Rate
32.0 POUNDS PER HOUR LBS
Style Designator
STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.
NSN 4820-01-417-9524 is a Valve,safety Relief, manufactured by Droitcour Co, classified under FSC 4820 (No Item Name Available). Status: active.
What are the part numbers for NSN 4820-01-417-9524?
NSN 4820-01-417-9524 has 2 cross-referenced part numbers: 2253 (Droitcour Co), 211076733 (Naval Sea Systems Command).
What NSN replaces 4820-01-417-9524?
There are 12 known substitutes for 4820-01-417-9524: 3020-00-186-6081, 5935-00-283-3760, 3110-00-293-9302 and 9 more. Verify interchangeability with system specifications before substitution.
What are the specifications of 2253?
Key specifications for 2253: Connection Style: GASKET SEAL(BOSS) ALL ENDS; Thread Series Designator: UN ALL ENDS; End Item Identification: SEAWOLF CLASS SSN; Nominal Thread Size: 1.062 INCHES ALL ENDS IN. 14 total characteristics are documented in the Federal Logistics Information System.
✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.