PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SR4Tester,load Cell

Blh Inc · NSN 6635-00-334-4682 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-00-334-4682 — this item is cataloged by the U.S. Government under National Stock Number 6635-00-334-4682. Primary manufacturer part number: SR4.
Features
  • Tester,load Cell — FSC 6635
  • Reference Data and Literature: TO 33D4-6-2-11
  • General Characteristics Item Description: PROVIDES CONVENIENT AND ACCURATE MEANS OF CHECKING AND CALIBRATING A BROAD VARIETY OF LOAD AND FORCE MEASURING SYSTEMS INVOLVING TENSION AND/OR COMPRESSION LOADS
  • 1 verified cross-reference
  • Primary manufacturer: Blh Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Tester,load Cell, cataloged under National Stock Number 6635-00-334-4682, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Blh Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6635-00-334-4682
Primary Part NumberSR4
Item NameTester,load Cell
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerBlh Inc
StatusCANCELLED
Reference Data and LiteratureTO 33D4-6-2-11
General Characteristics Item DescriptionPROVIDES CONVENIENT AND ACCURATE MEANS OF CHECKING AND CALIBRATING A BROAD VARIETY OF LOAD AND FORCE MEASURING SYSTEMS INVOLVING TENSION AND/OR COMPRESSION LOADS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5325-00-598-75501307246PC8 INTERCHANGEABLE
Ring,retaining
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5961-00-974-4468SR4 INTERCHANGEABLE
Semiconductor Device,diode
Power Designs Inc
3110-01-097-4976738034-1 INTERCHANGEABLE
Bearing,ball,annular
Mpb Corp Div Timken Super Precision
5970-01-327-3087 INTERCHANGEABLE
Insulation Cord,electrical
Cross-Reference Index
Part NumberManufacturer
SR4 Blh Inc (USA)
Related Parts
5325-00-598-7550INTERCHANGEABLE
RING,RETAINING
1307246PC8
5961-00-974-4468INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
SR4
3110-01-097-4976INTERCHANGEABLE
BEARING,BALL,ANNULAR
738034-1
5970-01-327-3087INTERCHANGEABLE
INSULATION CORD,ELECTRICAL

Frequently Asked Questions

What is NSN 6635-00-334-4682?

NSN 6635-00-334-4682 is a Tester,load Cell, manufactured by Blh Inc, classified under FSC 6635 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6635-00-334-4682?

NSN 6635-00-334-4682 has 1 cross-referenced part number: SR4 (Blh Inc).

What NSN replaces 6635-00-334-4682?

There are 4 known substitutes for 6635-00-334-4682: 5325-00-598-7550, 5961-00-974-4468, 3110-01-097-4976 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SR4?

Key specifications for SR4: Reference Data and Literature: TO 33D4-6-2-11; General Characteristics Item Description: PROVIDES CONVENIENT AND ACCURATE MEANS OF CHECKING AND CALIBRATING A BROAD VARIETY OF LOAD AND FORCE MEASURING SYSTEMS INVOLVING TENSION AND/OR COMPRESSION LOADS; Special Features: TO NAME: 12,000 POUND SR-4 CALIBRATION KIT LBS. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6635-00-334-4682 still in active supply?

NSN 6635-00-334-4682 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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