PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4251Strainer Element,sediment

Kidde-Fenwal, Llc · NSN 4730-01-097-5971 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-097-5971 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-097-5971. Primary manufacturer part number: 4251.
Features
  • Strainer Element,sediment — FSC 4730
  • Mesh Size: 16.0
  • Filtering Media Design: MESH
  • First End Flange Thickness: 0.032 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • Element Outside Diameter: 0.531 INCHES NOMINAL IN
  • End Connection Type: FLANGED FIRST END
  • Style Designator: CONCAVE
  • Length: 0.500 INCHES NOMINAL IN
Applications
  • Applications requiring Nickel Alloy construction
General Description

The Strainer Element,sediment, cataloged under National Stock Number 4730-01-097-5971, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Kidde-Fenwal, Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). 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.

Technical Specifications
ParameterValue
NSN4730-01-097-5971
Primary Part Number4251
Item NameStrainer Element,sediment
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerKidde-Fenwal, Llc
StatusACTIVE
Mesh Size16.0
Filtering Media DesignMESH
First End Flange Thickness0.032 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Element Outside Diameter0.531 INCHES NOMINAL IN
End Connection TypeFLANGED FIRST END
Style DesignatorCONCAVE
Length0.500 INCHES NOMINAL IN
MaterialNICKEL ALLOY
Wire Diameter0.01800 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-010-30464251 INTERCHANGEABLE
Nut,plain,castellated,hexagon
Fwd Seagrave Holdings Lp
5975-00-280-9215LMF90-75 INTERCHANGEABLE
Elbow,electrical Conduit
Egs Electrical Group Appleton Div
2520-00-350-262220-30142 INTERCHANGEABLE
Universal Joint,vehicular
Mayo Company Inc. Dba Dragon Equipment
5330-00-351-6835QD604A INTERCHANGEABLE
Gasket
Wisconsin Motors, Llc
7510-00-473-9855425-1 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
Tapesouth Inc Dba Tapesouth Inc
6625-00-504-5711425-1 INTERCHANGEABLE
Detecting Element,directional Co
Bird Electronic Corporation Div Bird Electronic Corp
5340-00-514-6269361-107 INTERCHANGEABLE
Mount,resilient,utility
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
5975-00-846-4622 INTERCHANGEABLE
Mounting Base,electrical Equipme
3040-01-035-99644251 INTERCHANGEABLE
Bracket,eye,nonrotating Shaft
Pdi Ground Support Systems, Inc.
4210-01-067-8129803866 INTERCHANGEABLE
Nozzle,fire Equipment
Kidde-Fenwal, Llc
Cross-Reference Index
Part NumberManufacturer
R-95785 PIECE 4 Kidde-Fenwal, Llc (USA)
4251 PRIMARY Kidde-Fenwal, Llc (USA)
R-95785 Kidde-Fenwal, Llc (USA)
Related Parts
5310-00-010-3046INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
4251
5975-00-280-9215INTERCHANGEABLE
ELBOW,ELECTRICAL CONDUIT
LMF90-75
2520-00-350-2622INTERCHANGEABLE
UNIVERSAL JOINT,VEHICULAR
20-30142
5330-00-351-6835INTERCHANGEABLE
GASKET
QD604A
7510-00-473-9855INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
425-1
6625-00-504-5711INTERCHANGEABLE
DETECTING ELEMENT,DIRECTIONAL CO
425-1
5340-00-514-6269INTERCHANGEABLE
MOUNT,RESILIENT,UTILITY
361-107
5975-00-846-4622INTERCHANGEABLE
MOUNTING BASE,ELECTRICAL EQUIPME
3040-01-035-9964INTERCHANGEABLE
BRACKET,EYE,NONROTATING SHAFT
4251
4210-01-067-8129INTERCHANGEABLE
NOZZLE,FIRE EQUIPMENT
803866
5975-01-067-9134INTERCHANGEABLE
CABINET,ELECTRICAL EQUIPMENT
4251
5935-01-073-1638INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
16-01310-002

Frequently Asked Questions

What is NSN 4730-01-097-5971?

NSN 4730-01-097-5971 is a Strainer Element,sediment, manufactured by Kidde-Fenwal, Llc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-097-5971?

NSN 4730-01-097-5971 has 3 cross-referenced part numbers: R-95785 PIECE 4 (Kidde-Fenwal, Llc), 4251 (Kidde-Fenwal, Llc), R-95785 (Kidde-Fenwal, Llc).

What NSN replaces 4730-01-097-5971?

There are 12 known substitutes for 4730-01-097-5971: 5310-00-010-3046, 5975-00-280-9215, 2520-00-350-2622 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4251?

Key specifications for 4251: Mesh Size: 16.0; Filtering Media Design: MESH; First End Flange Thickness: 0.032 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Element Outside Diameter: 0.531 INCHES NOMINAL IN. 10 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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