PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WR4Regulator,water Temperature,phot

Calumet Photographic, Inc. · NSN 6740-00-464-9201 · FSC 6740 · No Item Name Available
Verified by PartsTable
NSN 6740-00-464-9201 — this item is cataloged by the U.S. Government under National Stock Number 6740-00-464-9201. Primary manufacturer part number: WR4.
Features
  • Regulator,water Temperature,phot — FSC 6740
  • 1 verified cross-reference
  • Primary manufacturer: Calumet Photographic, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Regulator,water Temperature,phot, cataloged under National Stock Number 6740-00-464-9201, is classified within Federal Supply Class 6740 (No Item Name Available) of the Photographic Equipment group. The primary manufacturer of record is Calumet Photographic, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRegulator,water Temperature,phot
FSC / FSG6740 — No Item Name Available (FSG 67)
ManufacturersCalumet Photographic, Inc. (CAGE 80149)
Technical Specifications
ParameterValue
NSN6740-00-464-9201
Primary Part NumberWR4
Item NameRegulator,water Temperature,phot
FSC / FSG6740 / 67 — No Item Name Available
ManufacturerCalumet Photographic, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5130-00-317-8149WR-5 INTERCHANGEABLE
Spreader,hydraulic,portable
Enerpac Tool Group Corp
5340-00-467-0139A1054WB INTERCHANGEABLE
Key Blank
Ilco Unican Corp Dba Wolf Sales
Cross-Reference Index
Part NumberManufacturer
WR4 PRIMARY Calumet Photographic, Inc. (USA)
Related Parts
5130-00-317-8149INTERCHANGEABLE
SPREADER,HYDRAULIC,PORTABLE
WR-5
5340-00-467-0139INTERCHANGEABLE
KEY BLANK
A1054WB

Frequently Asked Questions

What is NSN 6740-00-464-9201?

NSN 6740-00-464-9201 is a Regulator,water Temperature,phot, manufactured by Calumet Photographic, Inc., classified under FSC 6740 (No Item Name Available). Status: active.

What are the part numbers for NSN 6740-00-464-9201?

NSN 6740-00-464-9201 has 1 cross-referenced part number: WR4 (Calumet Photographic, Inc.).

What NSN replaces 6740-00-464-9201?

There are 2 known substitutes for 6740-00-464-9201: 5130-00-317-8149, 5340-00-467-0139. Verify interchangeability with system specifications before substitution.

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