PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H10-6Nut,self-Locking,hexagon

Howmet Global Fastening Systems Inc · NSN 5310-00-616-5998 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-616-5998 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-616-5998. Primary manufacturer part number: H10-6.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Nondefinitive Spec/std Data: 550 DEG F TYPE DEGF
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • Nominal Thread Size: 0.375 INCHES IN
  • Nut Height: 0.282 INCHES NOMINAL IN
  • Thread Class: 3B
  • Thread Series: UNF
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-616-5998, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-616-5998
Primary Part NumberH10-6
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHowmet Global Fastening Systems Inc
StatusCANCELLED
Nondefinitive Spec/std Data550 DEG F TYPE DEGF
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM OVERALL
Nominal Thread Size0.375 INCHES IN
Nut Height0.282 INCHES NOMINAL IN
Thread Class3B
Thread SeriesUNF
Width Across Flats0.563 INCHES NOMINAL IN
Specification/standard Data26512-GN10U MANUFACTURERS STANDARD
Thread DirectionRIGHT-HAND
Departure From Cited DocumentEXCEPT PARAGRAPH 3.3
Temp Rating550.0 FAHRENHEIT NOMINAL DEGF
Locking FeaturePREVAILING TORQUE ALL METAL DESIGN
Thread Quantity Per Inch24
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
3020-00-096-8188H106 INTERCHANGEABLE
Gear,bevel
Utility Trailer Mfg Co
4720-00-289-2615 INTERCHANGEABLE
Hose,nonmetallic
5330-00-379-0092H106 INTERCHANGEABLE
Gasket
H20 Tank Inc U S Motors Div
4320-00-427-0104H106 INTERCHANGEABLE
Ring,split,water Seal
Circor Naval Solutions Llc Dba Warren Pumps
5310-00-685-3622NAS679A06W INTERCHANGEABLE
Nut,self-Locking,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5950-01-104-5417 INTERCHANGEABLE
Reactor
5940-01-262-8502009-9042-000 INTERCHANGEABLE
Terminal,quick Disconnect
Daystar Mfg Co Inc
6150-01-327-12456SPDX INTERCHANGEABLE
Power Strip,electrical Outlet
Trippe Manufacturing Company Dba Tripp Lite
5340-01-576-3536H106 INTERCHANGEABLE
Handwheel
Nook Industries Llc Dba Ball Bearing Screw Supply Inc
Cross-Reference Index
Part NumberManufacturer
H10-6 Klx Aerospace Solutions II SAS (FRA)
H10-6 Howmet Global Fastening Systems Inc. Div Microdot Products (USA)
H10-6 Boeing Distribution Services SAS (FRA)
MILN25027 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
H10-624 Howmet Global Fastening Systems Inc. Div Microdot Products (USA)
H10-6 Satair A/s (DNK)
H10-6 PRIMARY Howmet Global Fastening Systems Inc (USA)
H10-6 Tecnotec Sarl (FRA)
Related Parts
3020-00-096-8188INTERCHANGEABLE
GEAR,BEVEL
H106
4720-00-289-2615INTERCHANGEABLE
HOSE,NONMETALLIC
5330-00-379-0092INTERCHANGEABLE
GASKET
H106
4320-00-427-0104INTERCHANGEABLE
RING,SPLIT,WATER SEAL
H106
5310-00-685-3622INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
NAS679A06W
5950-01-104-5417INTERCHANGEABLE
REACTOR
5940-01-262-8502INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
009-9042-000
6150-01-327-1245INTERCHANGEABLE
POWER STRIP,ELECTRICAL OUTLET
6SPDX
5340-01-576-3536INTERCHANGEABLE
HANDWHEEL
H106

Frequently Asked Questions

What is NSN 5310-00-616-5998?

NSN 5310-00-616-5998 is a Nut,self-Locking,hexagon, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-616-5998?

NSN 5310-00-616-5998 has 8 cross-referenced part numbers: H10-6 (Klx Aerospace Solutions II SAS), H10-6 (Howmet Global Fastening Systems Inc. Div Microdot Products), H10-6 (Boeing Distribution Services SAS), MILN25027 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), H10-624 (Howmet Global Fastening Systems Inc. Div Microdot Products) and 3 more.

What NSN replaces 5310-00-616-5998?

There are 9 known substitutes for 5310-00-616-5998: 3020-00-096-8188, 4720-00-289-2615, 5330-00-379-0092 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H10-6?

Key specifications for H10-6: Nondefinitive Spec/std Data: 550 DEG F TYPE DEGF; Material: STEEL OVERALL; Surface Treatment: CADMIUM OVERALL; Nominal Thread Size: 0.375 INCHES IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-616-5998 still in active supply?

NSN 5310-00-616-5998 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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