PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

486-00Seat,valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-172-8243 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-172-8243 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-172-8243. Primary manufacturer part number: 486-00.
Features
  • Seat,valve — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-172-8243, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeat,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersTrac Regulator Co., Inc. Dba Trac Regulator Co Inc (CAGE 55378)
Technical Specifications
ParameterValue
NSN4820-01-172-8243
Primary Part Number486-00
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6640-00-084-50474-8600 INTERCHANGEABLE
Liquid Bath,electric
Parameter Generation and Control, Incorporated Dba Pgc
5325-00-281-460448600 INTERCHANGEABLE
Ring,retaining
Dresser Industries Inc Waukesha Engine Div
4820-00-986-6976230-10372 INTERCHANGEABLE
Valve,globe
Danfoss Power Solutions II, Llc
4130-01-357-3074 INTERCHANGEABLE
Connecting Rod,piston
5133-01-460-237740636 INTERCHANGEABLE
Drill,twist
Precision Twist Drill Co
5330-01-504-089048600 INTERCHANGEABLE
Retainer,packing
Liquid Controls, L.l.c. Div Idex Corporation
4310-01-526-842148282 INTERCHANGEABLE
Compressor,reciprocating
Fn America Llc Div Columbia, Sc
6520-01-548-749248600 INTERCHANGEABLE
Face Bow,articulator,dental
Jensen Industries Inc. Dba Jensen Industries Inc
Cross-Reference Index
Part NumberManufacturer
486-00 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
486 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
6640-00-084-5047INTERCHANGEABLE
LIQUID BATH,ELECTRIC
4-8600
5325-00-281-4604INTERCHANGEABLE
RING,RETAINING
48600
4820-00-986-6976INTERCHANGEABLE
VALVE,GLOBE
230-10372
4130-01-357-3074INTERCHANGEABLE
CONNECTING ROD,PISTON
5133-01-460-2377INTERCHANGEABLE
DRILL,TWIST
40636
5330-01-504-0890INTERCHANGEABLE
RETAINER,PACKING
48600
4310-01-526-8421INTERCHANGEABLE
COMPRESSOR,RECIPROCATING
48282
6520-01-548-7492INTERCHANGEABLE
FACE BOW,ARTICULATOR,DENTAL
48600

Frequently Asked Questions

What is NSN 4820-01-172-8243?

NSN 4820-01-172-8243 is a Seat,valve, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-172-8243?

NSN 4820-01-172-8243 has 2 cross-referenced part numbers: 486-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 486 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-172-8243?

There are 8 known substitutes for 4820-01-172-8243: 6640-00-084-5047, 5325-00-281-4604, 4820-00-986-6976 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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