PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

628A-2-K-.125-MStrainer Element,sediment

Staples & Pfeiffer, Inc. · NSN 4730-01-117-2803 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-117-2803 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-117-2803. Primary manufacturer part number: 628A-2-K-.125-M.
Features
  • Strainer Element,sediment — FSC 4730
  • Length: 8.500 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
  • Perforation Quantity: 30.0 PER SQUARE INCH
  • Filtering Media Design: PERFORATED
  • Perforation Diameter: 0.125 INCHES NOMINAL IN
  • Material: NICKEL ALLOY
  • End Connection Type: PLAIN SECOND END
Applications
  • Applications requiring Nickel Alloy construction
General Description

The Strainer Element,sediment, cataloged under National Stock Number 4730-01-117-2803, 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 Staples & Pfeiffer, Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-117-2803
Primary Part Number628A-2-K-.125-M
Item NameStrainer Element,sediment
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerStaples & Pfeiffer, Inc.
StatusACTIVE
Length8.500 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Perforation Quantity30.0 PER SQUARE INCH
Filtering Media DesignPERFORATED
Perforation Diameter0.125 INCHES NOMINAL IN
MaterialNICKEL ALLOY
End Connection TypePLAIN SECOND END
First End Flange Thickness0.050 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
End Connection TypeFLANGE W/BAIL FIRST END
Element Outside Diameter2.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-011-2304 INTERCHANGEABLE
Plug,pipe
5950-00-222-6302 INTERCHANGEABLE
Transformer,audio Frequency
5310-00-582-5965196 INTERCHANGEABLE
Washer,lock
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
6625-00-629-1987628A INTERCHANGEABLE
Adapter,test
Telephonics Corp/prd Instruments
6625-00-859-3421 INTERCHANGEABLE
Generator,signal
4730-01-071-8262 INTERCHANGEABLE
Plug,pipe
4730-01-188-5967SP-123-1 1-2IN-K-.25M INTERCHANGEABLE
Strainer Element,sediment
Staples & Pfeiffer, Inc.
Cross-Reference Index
Part NumberManufacturer
628A Staples & Pfeiffer, Inc. (USA)
628A-2-K-.125-M PRIMARY Staples & Pfeiffer, Inc. (USA)
Related Parts
4730-00-011-2304INTERCHANGEABLE
PLUG,PIPE
5950-00-222-6302INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5310-00-582-5965INTERCHANGEABLE
WASHER,LOCK
196
6625-00-629-1987INTERCHANGEABLE
ADAPTER,TEST
628A
6625-00-859-3421INTERCHANGEABLE
GENERATOR,SIGNAL
4730-01-071-8262INTERCHANGEABLE
PLUG,PIPE
4730-01-188-5967INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
SP-123-1 1-2IN-K-.25M

Frequently Asked Questions

What is NSN 4730-01-117-2803?

NSN 4730-01-117-2803 is a Strainer Element,sediment, manufactured by Staples & Pfeiffer, Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-117-2803?

NSN 4730-01-117-2803 has 2 cross-referenced part numbers: 628A (Staples & Pfeiffer, Inc.), 628A-2-K-.125-M (Staples & Pfeiffer, Inc.).

What NSN replaces 4730-01-117-2803?

There are 7 known substitutes for 4730-01-117-2803: 4730-00-011-2304, 5950-00-222-6302, 5310-00-582-5965 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 628A-2-K-.125-M?

Key specifications for 628A-2-K-.125-M: Length: 8.500 INCHES NOMINAL IN; Style Designator: CYLINDRICAL; Perforation Quantity: 30.0 PER SQUARE INCH; Filtering Media Design: PERFORATED. 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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