PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

01-406Pin,grooved,headless

Secs Inc · NSN 5315-00-491-1366 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-491-1366 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-491-1366. Primary manufacturer part number: 01-406.
Features
  • Pin,grooved,headless — FSC 5315
  • Undercut Diameter: 0.115 INCHES MINIMUM AND 0.117 INCHES MAXIMUM IN
  • Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Second End Relationship with First End: IDENTICAL
  • First End Style: SQUARE
  • Diameter: 0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
  • Surface Finish: 125.0 MICROINCHES OVERALL
  • Style Designator: GROOVE
Applications
  • Applications requiring Steel Comp 303SE Overall construction
General Description

The Pin,grooved,headless, cataloged under National Stock Number 5315-00-491-1366, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Secs Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-00-491-1366
Primary Part Number01-406
Item NamePin,grooved,headless
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerSecs Inc
StatusACTIVE
Undercut Diameter0.115 INCHES MINIMUM AND 0.117 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Second End Relationship with First EndIDENTICAL
First End StyleSQUARE
Diameter0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
Surface Finish125.0 MICROINCHES OVERALL
Style DesignatorGROOVE
Material Document and ClassificationQQ-S-764,TYPE 303SE,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
MaterialSTEEL COMP 303SE OVERALL
First End LocationBOTH ENDS
Undercut Width0.012 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN
Effective Length0.784 INCHES MINIMUM AND 0.788 INCHES MAXIMUM IN
Second Undercut Width0.012 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-494-3271 INTERCHANGEABLE
Coupling Half,quick Disconnect
5950-00-907-7574278-1803-000 INTERCHANGEABLE
Transformer,audio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Cross-Reference Index
Part NumberManufacturer
01-406 PRIMARY Secs Inc (USA)
GS534A1 Northrop Grumman Systems Corporation (USA)
Related Parts
4730-00-494-3271INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
5950-00-907-7574INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
278-1803-000

Frequently Asked Questions

What is NSN 5315-00-491-1366?

NSN 5315-00-491-1366 is a Pin,grooved,headless, manufactured by Secs Inc, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-00-491-1366?

NSN 5315-00-491-1366 has 2 cross-referenced part numbers: 01-406 (Secs Inc), GS534A1 (Northrop Grumman Systems Corporation).

What NSN replaces 5315-00-491-1366?

There are 2 known substitutes for 5315-00-491-1366: 4730-00-494-3271, 5950-00-907-7574. Verify interchangeability with system specifications before substitution.

What are the specifications of 01-406?

Key specifications for 01-406: Undercut Diameter: 0.115 INCHES MINIMUM AND 0.117 INCHES MAXIMUM IN; Overall Length: 0.875 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Second End Relationship with First End: IDENTICAL. 15 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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