PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

34-87-163Gland,split

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-01-191-4274 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-191-4274 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-191-4274. Primary manufacturer part number: 34-87-163.
Features
  • Gland,split — FSC 4320
  • General Characteristics Item Description: GUN METAL
  • 4 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Gland,split, cataloged under National Stock Number 4320-01-191-4274, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references 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
NSN4320-01-191-4274
Primary Part Number34-87-163
Item NameGland,split
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
General Characteristics Item DescriptionGUN METAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-01-183-3438E665 INTERCHANGEABLE
Bearing,ball,annular
Mpb Corp Div Timken Super Precision
3040-01-191-4162017B0508K081A INTERCHANGEABLE
Shaft,shouldered
Circor Naval Solutions Llc Dba Warren Pumps
4320-01-191-427633-114-61 INTERCHANGEABLE
Gland,seal
Circor Naval Solutions Llc Dba Warren Pumps
4320-01-191-889927-128-132 INTERCHANGEABLE
Housing,liquid Pump
Circor Naval Solutions Llc Dba Warren Pumps
4320-01-221-8930E-665 PIECE 7,8 INTERCHANGEABLE
Gear Rotor Set,rotary Pump
Circor Naval Solutions Llc Dba Warren Pumps
Cross-Reference Index
Part NumberManufacturer
34-87-163 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
E-665 Circor Naval Solutions Llc Dba Warren Pumps (USA)
E-665 PIECE 23 Circor Naval Solutions Llc Dba Warren Pumps (USA)
34-67-163 Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
3110-01-183-3438INTERCHANGEABLE
BEARING,BALL,ANNULAR
E665
3040-01-191-4162INTERCHANGEABLE
SHAFT,SHOULDERED
017B0508K081A
4320-01-191-4276INTERCHANGEABLE
GLAND,SEAL
33-114-61
4320-01-191-8899INTERCHANGEABLE
HOUSING,LIQUID PUMP
27-128-132
4320-01-221-8930INTERCHANGEABLE
GEAR ROTOR SET,ROTARY PUMP
E-665 PIECE 7,8

Frequently Asked Questions

What is NSN 4320-01-191-4274?

NSN 4320-01-191-4274 is a Gland,split, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-191-4274?

NSN 4320-01-191-4274 has 4 cross-referenced part numbers: 34-87-163 (Circor Naval Solutions Llc Dba Warren Pumps), E-665 (Circor Naval Solutions Llc Dba Warren Pumps), E-665 PIECE 23 (Circor Naval Solutions Llc Dba Warren Pumps), 34-67-163 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-01-191-4274?

There are 5 known substitutes for 4320-01-191-4274: 3110-01-183-3438, 3040-01-191-4162, 4320-01-191-4276 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 34-87-163?

Key specifications for 34-87-163: General Characteristics Item Description: GUN METAL; End Item Identification: WARREN PUMP,VERTICAL SCREW PUMP. 2 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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