PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1105-1Seat,valve

R & D Machine Rafael Anaya Div Defense Logistics Agency · NSN 4820-01-299-4057 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-299-4057 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-299-4057. Primary manufacturer part number: 1105-1.
Features
  • Seat,valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: R & D Machine Rafael Anaya Div Defense Logistics Agency
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-299-4057, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is R & D Machine Rafael Anaya Div Defense Logistics Agency. This item has 3 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.

Catalog Facts
Item NameSeat,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersR & D Machine Rafael Anaya Div Defense Logistics Agency (CAGE 8W880)
Technical Specifications
ParameterValue
NSN4820-01-299-4057
Primary Part Number1105-1
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerR & D Machine Rafael Anaya Div Defense Logistics Agency
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-249-2033 INTERCHANGEABLE
Tee,pipe
5315-00-282-139111051 INTERCHANGEABLE
Pin,straight,headless
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5955-00-306-4272 INTERCHANGEABLE
Oscillator,crystal Controlled
6110-00-338-6483 INTERCHANGEABLE
Mount,shock
6635-00-487-0131 INTERCHANGEABLE
Converter,speed
5975-00-752-27031945 INTERCHANGEABLE
Chase Nipple,conduit
Abb Installation Products Inc
4820-00-774-829512P186 INTERCHANGEABLE
Valve,limiting and Quick Release
Crane Carrier Company, Llc
4320-00-915-546718238P INTERCHANGEABLE
Sleeve,shaft,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5340-01-024-4479 INTERCHANGEABLE
Catch,friction
8520-01-250-3535110587 INTERCHANGEABLE
Soap,toilet
Steris Corporation Dba Steris Applied Sterilization Technololgies
Cross-Reference Index
Part NumberManufacturer
1100 ITEM 8 R & D Machine Rafael Anaya Div Defense Logistics Agency (USA)
1105-1 PRIMARY R & D Machine Rafael Anaya Div Defense Logistics Agency (USA)
1100 R & D Machine Rafael Anaya Div Defense Logistics Agency (USA)
Related Parts
4730-00-249-2033INTERCHANGEABLE
TEE,PIPE
5315-00-282-1391INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
11051
5955-00-306-4272INTERCHANGEABLE
OSCILLATOR,CRYSTAL CONTROLLED
6110-00-338-6483INTERCHANGEABLE
MOUNT,SHOCK
6635-00-487-0131INTERCHANGEABLE
CONVERTER,SPEED
5975-00-752-2703INTERCHANGEABLE
CHASE NIPPLE,CONDUIT
1945
4820-00-774-8295INTERCHANGEABLE
VALVE,LIMITING AND QUICK RELEASE
12P186
4320-00-915-5467INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
18238P
5340-01-024-4479INTERCHANGEABLE
CATCH,FRICTION
8520-01-250-3535INTERCHANGEABLE
SOAP,TOILET
110587
2510-01-354-3481INTERCHANGEABLE
ROLLER CYLINDER,TAIL,TRAILER
11051
5315-01-495-8223INTERCHANGEABLE
PIN,COTTER
1105-1

Frequently Asked Questions

What is NSN 4820-01-299-4057?

NSN 4820-01-299-4057 is a Seat,valve, manufactured by R & D Machine Rafael Anaya Div Defense Logistics Agency, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-299-4057?

NSN 4820-01-299-4057 has 3 cross-referenced part numbers: 1100 ITEM 8 (R & D Machine Rafael Anaya Div Defense Logistics Agency), 1105-1 (R & D Machine Rafael Anaya Div Defense Logistics Agency), 1100 (R & D Machine Rafael Anaya Div Defense Logistics Agency).

What NSN replaces 4820-01-299-4057?

There are 12 known substitutes for 4820-01-299-4057: 4730-00-249-2033, 5315-00-282-1391, 5955-00-306-4272 and 9 more. Verify interchangeability with system specifications before substitution.

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