PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52NE108Nut,self-Locking,hexagon

Esna, Llc · NSN 5310-00-427-6552 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-427-6552 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-427-6552. Primary manufacturer part number: 52NE108.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
  • Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)
  • Nominal Thread Size: 0.625 INCHES IN
  • Bearing Surface Type: CHAMFERED
  • Temp Rating: 250.0 FAHRENHEIT MAXIMUM DEGF
  • Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT
  • Material: PLASTIC POLYAMIDE NYLON LOCKING INSERT
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Polyamide Nylon Locking Insert construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-427-6552, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Esna, Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-427-6552
Primary Part Number52NE108
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerEsna, Llc
StatusCANCELLED
Surface Treatment Document and ClassificationQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
Thread SeriesUNIFIED NATIONAL JOINT FINE (UNJF)
Nominal Thread Size0.625 INCHES IN
Bearing Surface TypeCHAMFERED
Temp Rating250.0 FAHRENHEIT MAXIMUM DEGF
Locking FeaturePREVAILING TORQUE WITH NONMETALLIC INSERT
MaterialPLASTIC POLYAMIDE NYLON LOCKING INSERT
Width Across Flats0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
Surface TreatmentCADMIUM NUT
Thread Class3B
Nut Height0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
MaterialSTEEL NUT
Thread Quantity Per Inch18
Nut StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5330-00-132-474019832 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
3455-00-232-4106 INTERCHANGEABLE
Reamer,machine
5950-01-054-350611080 INTERCHANGEABLE
Transformer,power
Standex Electronics, Inc.
Cross-Reference Index
Part NumberManufacturer
4228-0119 Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA)
52NE108 Harvard Industries Inc (USA)
308013-166 Zf Industrieantriebe Witten Gmbh (DEU)
19830 Navistar International Corporation Dba Navistar (USA)
1803272 Zf Industrieantriebe Witten Gmbh (DEU)
NUT71 Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA)
NUT00906 Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA)
52NE108 PRIMARY Esna, Llc (USA)
NUT00970 Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA)
Related Parts
5330-00-132-4740INTERCHANGEABLE
SEAL,PLAIN ENCASED
19832
3455-00-232-4106INTERCHANGEABLE
REAMER,MACHINE
5950-01-054-3506INTERCHANGEABLE
TRANSFORMER,POWER
11080

Frequently Asked Questions

What is NSN 5310-00-427-6552?

NSN 5310-00-427-6552 is a Nut,self-Locking,hexagon, manufactured by Esna, Llc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-427-6552?

NSN 5310-00-427-6552 has 9 cross-referenced part numbers: 4228-0119 (Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters), 52NE108 (Harvard Industries Inc), 308013-166 (Zf Industrieantriebe Witten Gmbh), 19830 (Navistar International Corporation Dba Navistar), 1803272 (Zf Industrieantriebe Witten Gmbh) and 4 more.

What NSN replaces 5310-00-427-6552?

There are 3 known substitutes for 5310-00-427-6552: 5330-00-132-4740, 3455-00-232-4106, 5950-01-054-3506. Verify interchangeability with system specifications before substitution.

What are the specifications of 52NE108?

Key specifications for 52NE108: Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Nominal Thread Size: 0.625 INCHES IN; Bearing Surface Type: CHAMFERED. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-427-6552 still in active supply?

NSN 5310-00-427-6552 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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