PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13990Seat,valve

Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 · NSN 4820-00-757-2987 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-757-2987 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-757-2987. Primary manufacturer part number: 13990.
Features
  • Seat,valve — FSC 4820
  • 5 verified cross-references
  • Primary manufacturer: Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-757-2987, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609. This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 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)
ManufacturersWorcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (CAGE 98991)
Technical Specifications
ParameterValue
NSN4820-00-757-2987
Primary Part Number13990
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWorcester Controls Corp P O Box 2609 Cookeville Tn 385022609
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3455-00-257-524013990 INTERCHANGEABLE
Cutter,milling,concave
Niagara Cutter Inc
5140-00-357-547613990 INTERCHANGEABLE
Case,socket Wrench Set
Devlieg Bullard II Inc.
5330-00-431-7432 INTERCHANGEABLE
Gasket
5307-00-637-085613988 INTERCHANGEABLE
Stud,shouldered
Budd Co the
4720-01-353-743213990 INTERCHANGEABLE
Hose Assembly,nonmetallic
Windham Lifts Inc
5340-01-693-3073 INTERCHANGEABLE
Cap,protective,dust and Moisture
Cross-Reference Index
Part NumberManufacturer
13990 Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (USA)
T0150-5-6 Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (USA)
SD1521-1 PIECE Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (USA)
B01576 Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (USA)
45-07-65-13-63 Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (USA)
Related Parts
3455-00-257-5240INTERCHANGEABLE
CUTTER,MILLING,CONCAVE
13990
5140-00-357-5476INTERCHANGEABLE
CASE,SOCKET WRENCH SET
13990
5330-00-431-7432INTERCHANGEABLE
GASKET
5307-00-637-0856INTERCHANGEABLE
STUD,SHOULDERED
13988
4720-01-353-7432INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
13990
5340-01-693-3073INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE

Frequently Asked Questions

What is NSN 4820-00-757-2987?

NSN 4820-00-757-2987 is a Seat,valve, manufactured by Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-757-2987?

NSN 4820-00-757-2987 has 5 cross-referenced part numbers: 13990 (Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609), T0150-5-6 (Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609), SD1521-1 PIECE (Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609), B01576 (Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609), 45-07-65-13-63 (Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609).

What NSN replaces 4820-00-757-2987?

There are 6 known substitutes for 4820-00-757-2987: 3455-00-257-5240, 5140-00-357-5476, 5330-00-431-7432 and 3 more. Verify interchangeability with system specifications before substitution.

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