PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1105-3Seat,valve

R & D Machine Rafael Anaya Div Defense Logistics Agency · NSN 4820-01-299-4058 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-299-4058 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-299-4058. Primary manufacturer part number: 1105-3.
Features
  • Seat,valve — FSC 4820
  • Style Designator: PLAIN
  • Seating Surface Shape: ANGULAR
  • Material: PLASTIC POLYAMIDE NYLON OVERALL
  • Body Outside Diameter: 0.750 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: R & D Machine Rafael Anaya Div Defense Logistics Agency
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Plastic Polyamide Nylon Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-299-4058, 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. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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.

Technical Specifications
ParameterValue
NSN4820-01-299-4058
Primary Part Number1105-3
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerR & D Machine Rafael Anaya Div Defense Logistics Agency
StatusACTIVE
Style DesignatorPLAIN
Seating Surface ShapeANGULAR
MaterialPLASTIC POLYAMIDE NYLON OVERALL
Body Outside Diameter0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3020-00-356-6917SCB77449 INTERCHANGEABLE
Gear,drive
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6320-00-511-7331 INTERCHANGEABLE
Gear Set
1660-00-855-6071 INTERCHANGEABLE
Diffuser,air,aircraft Heating an
5330-00-898-7294 INTERCHANGEABLE
Seal,nonmetallic Round Section
4730-00-921-3241221979N INTERCHANGEABLE
Tee,tube
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
9310-00-988-89071105-3 INTERCHANGEABLE
Railroad Board
Superintendent of Documents Government Printing Office
4720-01-122-296711053 INTERCHANGEABLE
Hose Assembly
Sabre Engines Ltd
5315-01-208-6885 INTERCHANGEABLE
Pin,straight,headed
5815-01-223-6352 INTERCHANGEABLE
Holder,tape Guide
7520-01-292-001311053 INTERCHANGEABLE
Copyholder,typist's
Fellowes Inc
Cross-Reference Index
Part NumberManufacturer
1105-3 PRIMARY R & D Machine Rafael Anaya Div Defense Logistics Agency (USA)
Related Parts
3020-00-356-6917INTERCHANGEABLE
GEAR,DRIVE
SCB77449
6320-00-511-7331INTERCHANGEABLE
GEAR SET
1660-00-855-6071INTERCHANGEABLE
DIFFUSER,AIR,AIRCRAFT HEATING AN
5330-00-898-7294INTERCHANGEABLE
SEAL,NONMETALLIC ROUND SECTION
4730-00-921-3241INTERCHANGEABLE
TEE,TUBE
221979N
9310-00-988-8907INTERCHANGEABLE
RAILROAD BOARD
1105-3
4720-01-122-2967INTERCHANGEABLE
HOSE ASSEMBLY
11053
5315-01-208-6885INTERCHANGEABLE
PIN,STRAIGHT,HEADED
5815-01-223-6352INTERCHANGEABLE
HOLDER,TAPE GUIDE
7520-01-292-0013INTERCHANGEABLE
COPYHOLDER,TYPIST'S
11053
4730-01-298-9543INTERCHANGEABLE
TEE,PIPE
2910-01-341-6160INTERCHANGEABLE
PLUNGER,ROTOR
11053

Frequently Asked Questions

What is NSN 4820-01-299-4058?

NSN 4820-01-299-4058 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 4820-01-299-4058?

NSN 4820-01-299-4058 has 1 cross-referenced part number: 1105-3 (R & D Machine Rafael Anaya Div Defense Logistics Agency).

What NSN replaces 4820-01-299-4058?

There are 12 known substitutes for 4820-01-299-4058: 3020-00-356-6917, 6320-00-511-7331, 1660-00-855-6071 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1105-3?

Key specifications for 1105-3: Style Designator: PLAIN; Seating Surface Shape: ANGULAR; Material: PLASTIC POLYAMIDE NYLON OVERALL; Overall Height: 0.250 INCHES NOMINAL IN. 5 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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