PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-N236835Diaphragm,special

Lutz-Jesco America Corp · NSN 4320-01-197-2719 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-197-2719 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-197-2719. Primary manufacturer part number: B-N236835.
Features
  • Diaphragm,special — FSC 4320
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • General Characteristics Item Description: MATERIAL HYPALON
  • 5 verified cross-references
  • Primary manufacturer: Lutz-Jesco America Corp
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Diaphragm,special, cataloged under National Stock Number 4320-01-197-2719, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Lutz-Jesco America Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-197-2719
Primary Part NumberB-N236835
Item NameDiaphragm,special
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerLutz-Jesco America Corp
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
General Characteristics Item DescriptionMATERIAL HYPALON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-01-197-2791 INTERCHANGEABLE
Ball,bearing
5330-01-197-5562 INTERCHANGEABLE
Packing,preformed
3110-01-197-5569G-1012-K INTERCHANGEABLE
Ball,bearing
Waltron Bull & Roberts, Llc
3120-01-197-5570 INTERCHANGEABLE
Bearing,sleeve
5315-01-197-5657 INTERCHANGEABLE
Pin,straight,headless
4470-01-217-1211 INTERCHANGEABLE
Diaphragm Support
Cross-Reference Index
Part NumberManufacturer
B-N236835 Lutz-Jesco America Corp (USA)
B-N236835 Leeds and Northrup Co a Unit of General Signal Corp (USA)
A-236786 Leeds and Northrup Co a Unit of General Signal Corp (USA)
B-236835 Leeds and Northrup Co a Unit of General Signal Corp (USA)
A-236786 PIECE 4 Leeds and Northrup Co a Unit of General Signal Corp (USA)
Related Parts
3110-01-197-2791INTERCHANGEABLE
BALL,BEARING
5330-01-197-5562INTERCHANGEABLE
PACKING,PREFORMED
3110-01-197-5569INTERCHANGEABLE
BALL,BEARING
G-1012-K
3120-01-197-5570INTERCHANGEABLE
BEARING,SLEEVE
5315-01-197-5657INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
4470-01-217-1211INTERCHANGEABLE
DIAPHRAGM SUPPORT

Frequently Asked Questions

What is NSN 4320-01-197-2719?

NSN 4320-01-197-2719 is a Diaphragm,special, manufactured by Lutz-Jesco America Corp, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-197-2719?

NSN 4320-01-197-2719 has 5 cross-referenced part numbers: B-N236835 (Lutz-Jesco America Corp), B-N236835 (Leeds and Northrup Co a Unit of General Signal Corp), A-236786 (Leeds and Northrup Co a Unit of General Signal Corp), B-236835 (Leeds and Northrup Co a Unit of General Signal Corp), A-236786 PIECE 4 (Leeds and Northrup Co a Unit of General Signal Corp).

What NSN replaces 4320-01-197-2719?

There are 6 known substitutes for 4320-01-197-2719: 3110-01-197-2791, 5330-01-197-5562, 3110-01-197-5569 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B-N236835?

Key specifications for B-N236835: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS; General Characteristics Item Description: MATERIAL HYPALON. 3 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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