PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

86777-01Nut,plain,hexagon

Ge Aviation Systems Llc · NSN 5310-00-637-0550 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-637-0550 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-637-0550. Primary manufacturer part number: 86777-01.
Features
  • Nut,plain,hexagon — FSC 5310
  • Material: STEEL COMP 416 OVERALL
  • Thread Series: UNS
  • Nominal Thread Size: 0.500 INCHES IN
  • Nut Height: 0.082 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
  • Width Across Flats: 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
  • Thread Pitch Diameters: +0.4899 TO 0.4931 INCHES IN
  • Thread Quantity Per Inch: 64
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 416 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-637-0550, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ge Aviation Systems Llc. Government technical data includes 12 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-637-0550
Primary Part Number86777-01
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerGe Aviation Systems Llc
StatusACTIVE
MaterialSTEEL COMP 416 OVERALL
Thread SeriesUNS
Nominal Thread Size0.500 INCHES IN
Nut Height0.082 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
Width Across Flats0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
Thread Pitch Diameters+0.4899 TO 0.4931 INCHES IN
Thread Quantity Per Inch64
Nut StyleHEXAGON
Thread DirectionRIGHT-HAND
Bearing Surface TypeCHAMFERED OR WASHER FACED
Material Document and ClassificationQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Countersink Angle119.5 DEGREES MINIMUM AND 120.5 DEGREES MAXIMUM NUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5985-00-411-0440WL-A68 INTERCHANGEABLE
Dummy Load,electrical
Microlab/fxr Llc
Cross-Reference Index
Part NumberManufacturer
86777 Ge Aviation Systems Llc (USA)
86777-01 PRIMARY Ge Aviation Systems Llc (USA)
Related Parts
5985-00-411-0440INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
WL-A68

Frequently Asked Questions

What is NSN 5310-00-637-0550?

NSN 5310-00-637-0550 is a Nut,plain,hexagon, manufactured by Ge Aviation Systems Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-637-0550?

NSN 5310-00-637-0550 has 2 cross-referenced part numbers: 86777 (Ge Aviation Systems Llc), 86777-01 (Ge Aviation Systems Llc).

What NSN replaces 5310-00-637-0550?

There is 1 known substitute for 5310-00-637-0550: 5985-00-411-0440. Verify interchangeability with system specifications before substitution.

What are the specifications of 86777-01?

Key specifications for 86777-01: Material: STEEL COMP 416 OVERALL; Thread Series: UNS; Nominal Thread Size: 0.500 INCHES IN; Nut Height: 0.082 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN. 13 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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