PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M25027/1-16CNut,self-Locking,hexagon

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5310-01-540-9589 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-540-9589 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-540-9589. Primary manufacturer part number: M25027/1-16C.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Departure From Cited Designator: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
  • Criticality Code Justification: ZZZX
  • 32 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-540-9589, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 32 commercial cross-references from 4 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
NSN5310-01-540-9589
Primary Part NumberM25027/1-16C
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Departure From Cited DesignatorMATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
Criticality Code JustificationZZZX
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-205-784409NU-1608 INTERCHANGEABLE
Nut,self-Locking,hexagon
Greer Stop Nut, Inc.
5310-01-241-1913 INTERCHANGEABLE
Nut,self-Locking,hexagon
5310-01-436-4983 INTERCHANGEABLE
Nut,self-Locking,hexagon
5310-01-718-7741211038321FAA INTERCHANGEABLE
Nut,self-Locking,hexagon
Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
Part NumberManufacturer
M25027/1-16C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
H547-1721-38D4 Naval Inventory Control Point Mechanicsburg (USA)
7383858-H547-1905-0127 Naval Sea Systems Command (USA)
7383858-H547-1720-028D4 Naval Inventory Control Point Mechanicsburg (USA)
7383858-H5471721-038 Naval Sea Systems Command (USA)
7383858-H5471902A-71 Naval Sea Systems Command (USA)
7383858-H547-1905-0127D4 Naval Inventory Control Point Mechanicsburg (USA)
167-7108111-38 Naval Sea Systems Command (USA)
7383858-H547-1720-028 Naval Sea Systems Command (USA)
167-7066802-71 Naval Sea Systems Command (USA)
H5471905-0127D4 Naval Inventory Control Point Mechanicsburg (USA)
167-7107409-28D4 Naval Inventory Control Point Mechanicsburg (USA)
M25027/1-16CD4 Naval Inventory Control Point Mechanicsburg (USA)
H5471905-0127 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
H547-1721-38 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
H547-1902-71D4 Naval Inventory Control Point Mechanicsburg (USA)
H547-0001-H547-1720-028 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
7383858-H5471721-038D4 Naval Inventory Control Point Mechanicsburg (USA)
167-7108111-38D4 Naval Inventory Control Point Mechanicsburg (USA)
7383858-H5471902A-71D4 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5310-00-205-7844INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
09NU-1608
5310-01-241-1913INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5310-01-436-4983INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5310-01-718-7741INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
211038321FAA

Frequently Asked Questions

What is NSN 5310-01-540-9589?

NSN 5310-01-540-9589 is a Nut,self-Locking,hexagon, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-540-9589?

NSN 5310-01-540-9589 has 32 cross-referenced part numbers: M25027/1-16C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), H547-1721-38D4 (Naval Inventory Control Point Mechanicsburg), 7383858-H547-1905-0127 (Naval Sea Systems Command), 7383858-H547-1720-028D4 (Naval Inventory Control Point Mechanicsburg), 7383858-H5471721-038 (Naval Sea Systems Command) and 27 more.

What NSN replaces 5310-01-540-9589?

There are 4 known substitutes for 5310-01-540-9589: 5310-00-205-7844, 5310-01-241-1913, 5310-01-436-4983 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M25027/1-16C?

Key specifications for M25027/1-16C: Departure From Cited Designator: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES; Part Name Assigned by Controlling Agency: (INAVY)NUT,SELF-LOCKING,HEX; Criticality Code Justification: ZZZX; End Item Identification: OPERATOR,LOT HATCH. 4 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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