PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

235BExtensometer

Pcb Piezotronics, Inc. · NSN 6635-01-679-4348 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-01-679-4348 — this item is cataloged by the U.S. Government under National Stock Number 6635-01-679-4348. Primary manufacturer part number: 235B.
Features
  • Extensometer — FSC 6635
  • 1 verified cross-reference
  • Primary manufacturer: Pcb Piezotronics, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Extensometer, cataloged under National Stock Number 6635-01-679-4348, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Pcb Piezotronics, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6635-01-679-4348
Primary Part Number235B
Item NameExtensometer
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerPcb Piezotronics, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2805-00-119-3222235B INTERCHANGEABLE
Oil Pump Assembly,engine
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
5935-00-258-6314869 INTERCHANGEABLE
Plug,tip
Entron Industries Limited Partnership Dba Entron Industries Property Div
3805-01-553-3694235B INTERCHANGEABLE
Excavator,utility,crawler Mounte
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
235B PRIMARY Pcb Piezotronics, Inc. (USA)
Related Parts
2805-00-119-3222INTERCHANGEABLE
OIL PUMP ASSEMBLY,ENGINE
235B
5935-00-258-6314INTERCHANGEABLE
PLUG,TIP
869
3805-01-553-3694INTERCHANGEABLE
EXCAVATOR,UTILITY,CRAWLER MOUNTE
235B

Frequently Asked Questions

What is NSN 6635-01-679-4348?

NSN 6635-01-679-4348 is a Extensometer, manufactured by Pcb Piezotronics, Inc., classified under FSC 6635 (No Item Name Available). Status: active.

What are the part numbers for NSN 6635-01-679-4348?

NSN 6635-01-679-4348 has 1 cross-referenced part number: 235B (Pcb Piezotronics, Inc.).

What NSN replaces 6635-01-679-4348?

There are 3 known substitutes for 6635-01-679-4348: 2805-00-119-3222, 5935-00-258-6314, 3805-01-553-3694. Verify interchangeability with system specifications before substitution.

What are the specifications of 235B?

Key specifications for 235B: Special Features: MEASUREMENT RANGE: (COMPRESSION) 35000 LB, SENSITIVITY-(PLUS 15 PERCENT) 0.18 PC/LB, UPPER FREQUENCY LIMIT-6000 HZ, TEMPERATURE RANGE- MINUS 100 TO PLUS 400 DEGREES F, MOUNTING THREAD- 0.75 - 16 MALE LBS; Part Name Assigned by Controlling Agency: CHARGE OUTPUT FORCE SENSOR. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com