PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21S375-1500Pin,spring

Sps Technologies, Llc Dba PB Fasteners · NSN 5315-01-017-6644 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-01-017-6644 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-017-6644. Primary manufacturer part number: 21S375-1500.
Features
  • Pin,spring — FSC 5315
  • Diameter: 0.250 INCHES NOMINAL IN
  • Style Designator: SLOTTED
  • Material: STEEL OVERALL
  • Material Thickness: 0.050 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Sps Technologies, Llc Dba PB Fasteners
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Pin,spring, cataloged under National Stock Number 5315-01-017-6644, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 4 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-01-017-6644
Primary Part Number21S375-1500
Item NamePin,spring
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerSps Technologies, Llc Dba PB Fasteners
StatusACTIVE
Diameter0.250 INCHES NOMINAL IN
Style DesignatorSLOTTED
MaterialSTEEL OVERALL
Material Thickness0.050 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5315-01-006-955221S375-1-500 INTERCHANGEABLE
Pin,spring
Sps Technologies, Llc Dba PB Fasteners
Cross-Reference Index
Part NumberManufacturer
21S375-1500 PRIMARY Sps Technologies, Llc Dba PB Fasteners (USA)
Related Parts
5315-01-006-9552INTERCHANGEABLE
PIN,SPRING
21S375-1-500

Frequently Asked Questions

What is NSN 5315-01-017-6644?

NSN 5315-01-017-6644 is a Pin,spring, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-01-017-6644?

NSN 5315-01-017-6644 has 1 cross-referenced part number: 21S375-1500 (Sps Technologies, Llc Dba PB Fasteners).

What NSN replaces 5315-01-017-6644?

There is 1 known substitute for 5315-01-017-6644: 5315-01-006-9552. Verify interchangeability with system specifications before substitution.

What are the specifications of 21S375-1500?

Key specifications for 21S375-1500: Diameter: 0.250 INCHES NOMINAL IN; Overall Length: 1.500 INCHES NOMINAL IN; Style Designator: SLOTTED; Material: STEEL OVERALL. 5 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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