PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ER8Pin,straight,headless

Thorlabs, Inc · NSN 5315-01-684-1575 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-01-684-1575 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-684-1575. Primary manufacturer part number: ER8.
Features
  • Pin,straight,headless — FSC 5315
  • Second End Style: SQUARE INTERNALLY THREADED
  • Pin Overall Length: 8.0 INCHES NOMINAL IN
  • Hole Arrangement Style: BOTH END DRILLED
  • Pin Overall Diameter: 0.236 INCHES NOMINAL IN
  • First End Style: SQUARE INTERNALLY THREADED
  • Material: STEEL CORROSION RESISTING OVERALL
  • Material Document and Classification: MANUFACTURE REFERENCE MFR REF SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Pin,straight,headless, cataloged under National Stock Number 5315-01-684-1575, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Thorlabs, Inc. Government technical data includes 7 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: Active.

Technical Specifications
ParameterValue
NSN5315-01-684-1575
Primary Part NumberER8
Item NamePin,straight,headless
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerThorlabs, Inc
StatusACTIVE
Second End StyleSQUARE INTERNALLY THREADED
Pin Overall Length8.0 INCHES NOMINAL IN
Hole Arrangement StyleBOTH END DRILLED
Pin Overall Diameter0.236 INCHES NOMINAL IN
First End StyleSQUARE INTERNALLY THREADED
MaterialSTEEL CORROSION RESISTING OVERALL
Material Document and ClassificationMANUFACTURE REFERENCE MFR REF SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4730-00-063-7919 INTERCHANGEABLE
Clamp,hose
2930-01-137-82137P2-10 INTERCHANGEABLE
Cap,filler Opening
Ellis & Watts International, Llc
6680-01-516-6569ER-9 INTERCHANGEABLE
Meter,flow Rate Indicating
Badger Meter Inc
7025-01-664-9380ER-8 INTERCHANGEABLE
Interface Unit,automatic Data Pr
Ubiquiti Networks Inc
Cross-Reference Index
Part NumberManufacturer
ER8 PRIMARY Thorlabs, Inc (USA)
Related Parts
4730-00-063-7919INTERCHANGEABLE
CLAMP,HOSE
2930-01-137-8213INTERCHANGEABLE
CAP,FILLER OPENING
7P2-10
6680-01-516-6569INTERCHANGEABLE
METER,FLOW RATE INDICATING
ER-9
7025-01-664-9380INTERCHANGEABLE
INTERFACE UNIT,AUTOMATIC DATA PR
ER-8

Frequently Asked Questions

What is NSN 5315-01-684-1575?

NSN 5315-01-684-1575 is a Pin,straight,headless, manufactured by Thorlabs, Inc, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-01-684-1575?

NSN 5315-01-684-1575 has 1 cross-referenced part number: ER8 (Thorlabs, Inc).

What NSN replaces 5315-01-684-1575?

There are 4 known substitutes for 5315-01-684-1575: 4730-00-063-7919, 2930-01-137-8213, 6680-01-516-6569 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ER8?

Key specifications for ER8: Special Features: ASSEMBLY RODS FOR 30MM TO 60MM CAGE SYSTEMS,THE 4-40 THREADED STUDS CAN BE REMOVED LEAVING 4-40 TAPPED HOLES,THIS ALLOWS FOR MULTIPLE CAGE RODS TO BE CONNECTD END TO END MM; Part Name Assigned by Controlling Agency: PIN,STRAIGHT,HEADLESS; Second End Style: SQUARE INTERNALLY THREADED; Pin Overall Length: 8.0 INCHES NOMINAL IN. 9 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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