PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

122-6600359 SHNut,self-Locking,hexagon

Naval Sea Systems Command · NSN 5310-01-441-9209 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-441-9209 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-441-9209. Primary manufacturer part number: 122-6600359 SH.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Nominal Thread Size: 0.375 INCHES IN
  • Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE NUT
  • Countersink Angle: 88.0 DEGREES MINIMUM NUT
  • Material: NICKEL ALLOY R-405 NUT
  • Material: PLASTIC POLYAMIDE NYLON LOCKING INSERT
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Nickel Alloy R-405 Nut construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-441-9209, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, 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
NSN5310-01-441-9209
Primary Part Number122-6600359 SH
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Bearing Surface TypeCHAMFERED OR WASHER FACED
Nominal Thread Size0.375 INCHES IN
Material Document and ClassificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE NUT
Countersink Angle88.0 DEGREES MINIMUM NUT
MaterialNICKEL ALLOY R-405 NUT
MaterialPLASTIC POLYAMIDE NYLON LOCKING INSERT
Thread DirectionRIGHT-HAND
Nut Height0.532 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Nut StyleHEXAGON
Thread SeriesUNJC
Temp Rating250.0 FAHRENHEIT NOMINAL DEGF
Width Across Flats0.679 INCHES MINIMUM AND 0.692 INCHES MAXIMUM IN
Thread Quantity Per Inch16
Locking FeaturePREVAILING TORQUE WITH NONMETALLIC INSERT
Thread Class3B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-01-202-1773 INTERCHANGEABLE
Nut,self-Locking,hexagon
5310-01-628-13417550477-G5473100-052 INTERCHANGEABLE
Nut,self-Locking,hexagon
Naval Sea Systems Command
5310-01-701-1932 INTERCHANGEABLE
Nut,self-Locking,hexagon
5310-01-733-1146 INTERCHANGEABLE
Nut,self-Locking,hexagon
Cross-Reference Index
Part NumberManufacturer
122-6600359 SH Naval Sea Systems Command (USA)
MIL-N-25027 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
255753 PIECE 46 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
M25027/1-6C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M32258-UAC06 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5310-01-202-1773INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5310-01-628-1341INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
7550477-G5473100-052
5310-01-701-1932INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5310-01-733-1146INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON

Frequently Asked Questions

What is NSN 5310-01-441-9209?

NSN 5310-01-441-9209 is a Nut,self-Locking,hexagon, manufactured by Naval Sea Systems Command, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-441-9209?

NSN 5310-01-441-9209 has 5 cross-referenced part numbers: 122-6600359 SH (Naval Sea Systems Command), MIL-N-25027 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 255753 PIECE 46 (Huntington Ingalls Inc Div Newport News Shipbuilding), M25027/1-6C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M32258-UAC06 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5310-01-441-9209?

There are 4 known substitutes for 5310-01-441-9209: 5310-01-202-1773, 5310-01-628-1341, 5310-01-701-1932 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 122-6600359 SH?

Key specifications for 122-6600359 SH: Bearing Surface Type: CHAMFERED OR WASHER FACED; Nominal Thread Size: 0.375 INCHES IN; Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE NUT; Countersink Angle: 88.0 DEGREES MINIMUM NUT. 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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