PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33164 PIECE 4Seat,valve

Tate Andale, Llc · NSN 4820-01-152-0637 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-152-0637 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-152-0637. Primary manufacturer part number: 33164 PIECE 4.
Features
  • Seat,valve — FSC 4820
  • Seating Surface Shape: FLAT
  • Material: NICKEL ALLOY OVERALL
  • 2 verified cross-references
  • Primary manufacturer: Tate Andale, Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-152-0637, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tate Andale, Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-152-0637
Primary Part Number33164 PIECE 4
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTate Andale, Llc
StatusACTIVE
Seating Surface ShapeFLAT
MaterialNICKEL ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5945-00-860-08514400B1551 INTERCHANGEABLE
Relay,electromagnetic
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5962-01-072-408433130 INTERCHANGEABLE
Microcircuit,linear
Spectrum Microwave, Inc.
2910-01-524-3009R20P INTERCHANGEABLE
Filter Element,fluid
Parker-Hannifin Corporation Dba Racor Division Div Racor Division
Cross-Reference Index
Part NumberManufacturer
33164 Tate Andale, Llc (USA)
33164 PIECE 4 PRIMARY Tate Andale, Llc (USA)
Related Parts
5945-00-860-0851INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
4400B1551
5962-01-072-4084INTERCHANGEABLE
MICROCIRCUIT,LINEAR
33130
2910-01-524-3009INTERCHANGEABLE
FILTER ELEMENT,FLUID
R20P

Frequently Asked Questions

What is NSN 4820-01-152-0637?

NSN 4820-01-152-0637 is a Seat,valve, manufactured by Tate Andale, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-152-0637?

NSN 4820-01-152-0637 has 2 cross-referenced part numbers: 33164 (Tate Andale, Llc), 33164 PIECE 4 (Tate Andale, Llc).

What NSN replaces 4820-01-152-0637?

There are 3 known substitutes for 4820-01-152-0637: 5945-00-860-0851, 5962-01-072-4084, 2910-01-524-3009. Verify interchangeability with system specifications before substitution.

What are the specifications of 33164 PIECE 4?

Key specifications for 33164 PIECE 4: Seating Surface Shape: FLAT; Material: NICKEL ALLOY OVERALL. 2 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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