PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1136-1Seat,valve

R & D Machine Rafael Anaya Div Defense Logistics Agency · NSN 4820-01-299-4056 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-299-4056 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-299-4056. Primary manufacturer part number: 1136-1.
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 4820-01-299-4056, 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
NSN4820-01-299-4056
Primary Part Number1136-1
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
3110-00-156-7913853665 INTERCHANGEABLE
Bearing,ball,annular
Dana Off Highway Products, Llc
5136-00-227-726054924 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
5133-00-266-9243 INTERCHANGEABLE
Drill,twist
4530-00-601-5465 INTERCHANGEABLE
Valve Body,pneumatic
5935-00-623-3579310829-1 INTERCHANGEABLE
Plug
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5950-00-647-9185 INTERCHANGEABLE
Transformer,radio Frequency
4730-00-959-16281-2CD45B INTERCHANGEABLE
Elbow,pipe
Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division
5330-01-061-7468A-017-01N-A-02-253 INTERCHANGEABLE
Retainer,packing
Carver Pump Company
5315-01-335-62811136-1 INTERCHANGEABLE
Pin,shoulder,headed
Hollingsead International, Llc
6520-01-383-455711361 INTERCHANGEABLE
File Set,pulp Canal,dental
Kerr Corporation
Cross-Reference Index
Part NumberManufacturer
1135 R & D Machine Rafael Anaya Div Defense Logistics Agency (USA)
1135 ITEM 12 R & D Machine Rafael Anaya Div Defense Logistics Agency (USA)
1136-1 PRIMARY R & D Machine Rafael Anaya Div Defense Logistics Agency (USA)
Related Parts
3110-00-156-7913INTERCHANGEABLE
BEARING,BALL,ANNULAR
853665
5136-00-227-7260INTERCHANGEABLE
TAP,THREAD CUTTING
54924
5133-00-266-9243INTERCHANGEABLE
DRILL,TWIST
4530-00-601-5465INTERCHANGEABLE
VALVE BODY,PNEUMATIC
5935-00-623-3579INTERCHANGEABLE
PLUG
310829-1
5950-00-647-9185INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
4730-00-959-1628INTERCHANGEABLE
ELBOW,PIPE
1-2CD45B
5330-01-061-7468INTERCHANGEABLE
RETAINER,PACKING
A-017-01N-A-02-253
5315-01-335-6281INTERCHANGEABLE
PIN,SHOULDER,HEADED
1136-1
6520-01-383-4557INTERCHANGEABLE
FILE SET,PULP CANAL,DENTAL
11361
5120-01-430-7810INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5315-01-502-2510INTERCHANGEABLE
PIN,STRAIGHT,HEADED
1136-1

Frequently Asked Questions

What is NSN 4820-01-299-4056?

NSN 4820-01-299-4056 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 4820-01-299-4056?

NSN 4820-01-299-4056 has 3 cross-referenced part numbers: 1135 (R & D Machine Rafael Anaya Div Defense Logistics Agency), 1135 ITEM 12 (R & D Machine Rafael Anaya Div Defense Logistics Agency), 1136-1 (R & D Machine Rafael Anaya Div Defense Logistics Agency).

What NSN replaces 4820-01-299-4056?

There are 12 known substitutes for 4820-01-299-4056: 3110-00-156-7913, 5136-00-227-7260, 5133-00-266-9243 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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