PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS463YC516HNut Spacer,plate

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5310-00-326-4515 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-326-4515 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-326-4515. Primary manufacturer part number: NAS463YC516H.
Features
  • Nut Spacer,plate — FSC 5310
  • Mounting Hole Arrangement Style: 2 HOLES
  • Specification/standard Data: 80205-NAS463 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Nut Length: 1.281 INCHES NOMINAL IN
  • Material Document and Classification: MIL-S-6721 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
  • Mounting Hole Countersink Angle: 100.0 DEGREES NOMINAL
  • Distance From Aperture Center to Mounting Hole Center: 0.497 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 301 or Steel Comp 302 or Steel Comp 304 or Steel Comp 316 Overall construction
General Description

The Nut Spacer,plate, cataloged under National Stock Number 5310-00-326-4515, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 15 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-326-4515
Primary Part NumberNAS463YC516H
Item NameNut Spacer,plate
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
Mounting Hole Arrangement Style2 HOLES
Specification/standard Data80205-NAS463 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nut Length1.281 INCHES NOMINAL IN
Material Document and ClassificationMIL-S-6721 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
Mounting Hole Countersink Angle100.0 DEGREES NOMINAL
Distance From Aperture Center to Mounting Hole Center0.497 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN
Nut StylePLATE NUT SPACER
Center to Center Distance Between Mounting Holes Along Length0.310 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
Plate Thickness0.090 INCHES NOMINAL IN
Thru-Hole Diameter0.385 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
Mounting Provision LocationNUT PROJECTION SIDE
Mounting Hole Diameter0.134 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
Nut Mounting ProvisionCOUNTERSUNK HOLES
Plate Width0.594 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-998-50392665 INTERCHANGEABLE
Washer,shouldered
Dialight Corporation
Cross-Reference Index
Part NumberManufacturer
NAS463YC516H PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
10121311 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5310-00-998-5039INTERCHANGEABLE
WASHER,SHOULDERED
2665

Frequently Asked Questions

What is NSN 5310-00-326-4515?

NSN 5310-00-326-4515 is a Nut Spacer,plate, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-326-4515?

NSN 5310-00-326-4515 has 2 cross-referenced part numbers: NAS463YC516H (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 10121311 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5310-00-326-4515?

There is 1 known substitute for 5310-00-326-4515: 5310-00-998-5039. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS463YC516H?

Key specifications for NAS463YC516H: Mounting Hole Arrangement Style: 2 HOLES; Specification/standard Data: 80205-NAS463 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Nut Length: 1.281 INCHES NOMINAL IN; Material Document and Classification: MIL-S-6721 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC 2ND MATERIAL RESPONSE OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com