PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4885Valve,check

Flowserve Inc · NSN 4820-00-953-1216 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-953-1216 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-953-1216. Primary manufacturer part number: 4885.
Features
  • Valve,check — FSC 4820
  • Valve Operation Method: AUTOMATIC
  • Disk Loading Method: SPRING
  • Maximum Operating Temp: 450.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Connection Type: THREADED INTERNAL PIPE FIRST END
  • Mounting Position: HORIZONTAL
  • Thread Direction: RIGHT-HAND FIRST END
  • Material: STEEL BODY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Body construction
General Description

The Valve,check, cataloged under National Stock Number 4820-00-953-1216, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Inc. Government technical data includes 18 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-953-1216
Primary Part Number4885
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFlowserve Inc
StatusACTIVE
Valve Operation MethodAUTOMATIC
Disk Loading MethodSPRING
Maximum Operating Temp450.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection TypeTHREADED INTERNAL PIPE FIRST END
Mounting PositionHORIZONTAL
Thread DirectionRIGHT-HAND FIRST END
MaterialSTEEL BODY
Nominal Pipe Size Accommodated1.000 INCHES FIRST END IN
MaterialSTEEL CORROSION RESISTING SEAT
Connection StylePLAIN, OPTIONAL END (PIPE) FIRST END
Flow Control DeviceDISK
MaterialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
Nominal Thread Size1.000 INCHES FIRST END IN
Thread Quantity Per Inch11-1/2 FIRST END
Style DesignatorSTRAIGHT THRU
Thread Series DesignatorNPT FIRST END
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
Operating Pressure6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5950-00-227-6097 INTERCHANGEABLE
Coil,radio Frequency
2520-00-383-91904885 INTERCHANGEABLE
Spring
Dudek and Bock Spring Mfg Co
5950-00-956-50149140-0048-9-PS INTERCHANGEABLE
Coil,radio Frequency
Keysight Technologies Inc
5120-01-087-2806GS16142-1 INTERCHANGEABLE
Tool,removal,puller,pin
Hamilton Sundstrand Corporation Dba Collins Aerospace
4010-01-216-25664885 INTERCHANGEABLE
Chain Assembly,single Leg
Mid-South Industries Inc
Cross-Reference Index
Part NumberManufacturer
4885 Flowserve Inc (USA)
Related Parts
5950-00-227-6097INTERCHANGEABLE
COIL,RADIO FREQUENCY
2520-00-383-9190INTERCHANGEABLE
SPRING
4885
5950-00-956-5014INTERCHANGEABLE
COIL,RADIO FREQUENCY
9140-0048-9-PS
5120-01-087-2806INTERCHANGEABLE
TOOL,REMOVAL,PULLER,PIN
GS16142-1
4010-01-216-2566INTERCHANGEABLE
CHAIN ASSEMBLY,SINGLE LEG
4885

Frequently Asked Questions

What is NSN 4820-00-953-1216?

NSN 4820-00-953-1216 is a Valve,check, manufactured by Flowserve Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-953-1216?

NSN 4820-00-953-1216 has 1 cross-referenced part number: 4885 (Flowserve Inc).

What NSN replaces 4820-00-953-1216?

There are 5 known substitutes for 4820-00-953-1216: 5950-00-227-6097, 2520-00-383-9190, 5950-00-956-5014 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4885?

Key specifications for 4885: Valve Operation Method: AUTOMATIC; Disk Loading Method: SPRING; Maximum Operating Temp: 450.0 FAHRENHEIT SINGLE RESPONSE DEGF; Connection Type: THREADED INTERNAL PIPE FIRST END. 18 total characteristics are documented in the Federal Logistics Information System.

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