PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

617045Lock,valve Spring Retainer

Thomas Industries Inc · NSN 4310-01-167-2680 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-01-167-2680 — this item is cataloged by the U.S. Government under National Stock Number 4310-01-167-2680. Primary manufacturer part number: 617045.
Features
  • Lock,valve Spring Retainer — FSC 4310
  • Largest Outside Diameter: 0.375 INCHES NOMINAL IN
  • Material: STEEL
  • Thread Provision: UNTHREADED
  • Thickness: 0.032 INCHES NOMINAL IN
  • Hole Diameter: 0.140 INCHES NOMINAL IN
  • Casehardening Indicator: NOT CASEHARDENED
  • Length: 0.448 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical energy storage
  • Vibration dampening
General Description

The Lock,valve Spring Retainer, cataloged under National Stock Number 4310-01-167-2680, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Thomas Industries Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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: Cancelled.

Technical Specifications
ParameterValue
NSN4310-01-167-2680
Primary Part Number617045
Item NameLock,valve Spring Retainer
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerThomas Industries Inc
StatusCANCELLED
Largest Outside Diameter0.375 INCHES NOMINAL IN
MaterialSTEEL
Thread ProvisionUNTHREADED
Thickness0.032 INCHES NOMINAL IN
Hole Diameter0.140 INCHES NOMINAL IN
Casehardening IndicatorNOT CASEHARDENED
Length0.448 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
6125-00-247-5916 INTERCHANGEABLE
Dynamotor
4720-00-358-610726431 INTERCHANGEABLE
Hose,preformed
Gates Corporation
Cross-Reference Index
Part NumberManufacturer
617117 Thomas Industries Inc (USA)
617045 PRIMARY Thomas Industries Inc (USA)
Related Parts
6125-00-247-5916INTERCHANGEABLE
DYNAMOTOR
4720-00-358-6107INTERCHANGEABLE
HOSE,PREFORMED
26431

Frequently Asked Questions

What is NSN 4310-01-167-2680?

NSN 4310-01-167-2680 is a Lock,valve Spring Retainer, manufactured by Thomas Industries Inc, classified under FSC 4310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4310-01-167-2680?

NSN 4310-01-167-2680 has 2 cross-referenced part numbers: 617117 (Thomas Industries Inc), 617045 (Thomas Industries Inc).

What NSN replaces 4310-01-167-2680?

There are 2 known substitutes for 4310-01-167-2680: 6125-00-247-5916, 4720-00-358-6107. Verify interchangeability with system specifications before substitution.

What are the specifications of 617045?

Key specifications for 617045: Largest Outside Diameter: 0.375 INCHES NOMINAL IN; Material: STEEL; Thread Provision: UNTHREADED; Thickness: 0.032 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4310-01-167-2680 still in active supply?

NSN 4310-01-167-2680 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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