PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

891BAir Filter

Sargent-Welch Scientific Co · NSN 4310-00-871-1743 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-871-1743 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-871-1743. Primary manufacturer part number: 891B.
Features
  • Air Filter — FSC 4310
  • 1 verified cross-reference
  • Primary manufacturer: Sargent-Welch Scientific Co
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Air Filter, cataloged under National Stock Number 4310-00-871-1743, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Sargent-Welch Scientific Co. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameAir Filter
FSC / FSG4310 — No Item Name Available (FSG 43)
ManufacturersSargent-Welch Scientific Co (CAGE 64484)
Technical Specifications
ParameterValue
NSN4310-00-871-1743
Primary Part Number891B
Item NameAir Filter
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerSargent-Welch Scientific Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2930-00-364-2760AW41 INTERCHANGEABLE
Pump,cooling System,engine
Airtex Products Div of Uis Inc
Cross-Reference Index
Part NumberManufacturer
891B Sargent-Welch Scientific Co (USA)
Related Parts
2930-00-364-2760INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
AW41

Frequently Asked Questions

What is NSN 4310-00-871-1743?

NSN 4310-00-871-1743 is a Air Filter, manufactured by Sargent-Welch Scientific Co, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-871-1743?

NSN 4310-00-871-1743 has 1 cross-referenced part number: 891B (Sargent-Welch Scientific Co).

What NSN replaces 4310-00-871-1743?

There is 1 known substitute for 4310-00-871-1743: 2930-00-364-2760. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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