PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

EB144Nut,self-Locking,extended Washer

Sps Technologies, Llc Dba PB Fasteners · NSN 5310-00-297-3715 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-297-3715 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-297-3715. Primary manufacturer part number: EB144.
Features
  • Nut,self-Locking,extended Washer — FSC 5310
  • Thread Quantity Per Inch: 14
  • Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT
  • Temp Rating: 250.0 FAHRENHEIT NOMINAL DEGF
  • Material: STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
  • Thread Class: 3B
  • Nominal Thread Size: 0.875 INCHES IN
  • Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 4130 or Steel Comp 4340 or Steel Comp 3140 or Steel Comp 8740 Nut construction
General Description

The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-00-297-3715, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-297-3715
Primary Part NumberEB144
Item NameNut,self-Locking,extended Washer
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerSps Technologies, Llc Dba PB Fasteners
StatusCANCELLED
Thread Quantity Per Inch14
Locking FeaturePREVAILING TORQUE WITH NONMETALLIC INSERT
Temp Rating250.0 FAHRENHEIT NOMINAL DEGF
MaterialSTEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT
Thread Class3B
Nominal Thread Size0.875 INCHES IN
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
Thread DirectionRIGHT-HAND
Thread SeriesUNIFIED NATIONAL JOINT FINE (UNJF)
Washer Thickness0.219 INCHES NOMINAL IN
Nut StyleDOUBLE HEXAGON
Material Document and ClassificationAISI ASSN STD ALL MATERIAL RESPONSES NUT
Washer Outside Diameter1.428 INCHES MINIMUM AND 1.438 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL EXCEPT INSERT
Width Across Flats1.050 INCHES MINIMUM AND 1.067 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5905-00-415-413882-31-0 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Bi Technologies Corporation Div Bi Technologies Corp.
Cross-Reference Index
Part NumberManufacturer
13EB144 Klines Furniture Co Inc (USA)
53-60085-60 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
53-60086-73 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
12NH-14 Esna, Llc (USA)
EB1414 Greer Stop Nut, Inc. (USA)
62554 Lehigh Electric Products (USA)
EB144 PRIMARY Sps Technologies, Llc Dba PB Fasteners (USA)
Related Parts
5905-00-415-4138INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
82-31-0

Frequently Asked Questions

What is NSN 5310-00-297-3715?

NSN 5310-00-297-3715 is a Nut,self-Locking,extended Washer, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-297-3715?

NSN 5310-00-297-3715 has 7 cross-referenced part numbers: 13EB144 (Klines Furniture Co Inc), 53-60085-60 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl), 53-60086-73 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl), 12NH-14 (Esna, Llc), EB1414 (Greer Stop Nut, Inc.) and 2 more.

What NSN replaces 5310-00-297-3715?

There is 1 known substitute for 5310-00-297-3715: 5905-00-415-4138. Verify interchangeability with system specifications before substitution.

What are the specifications of EB144?

Key specifications for EB144: Thread Quantity Per Inch: 14; Overall Height: 0.953 INCHES NOMINAL IN; Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT; Temp Rating: 250.0 FAHRENHEIT NOMINAL DEGF. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-297-3715 still in active supply?

NSN 5310-00-297-3715 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.
PartsTable Design LLC · partstable.com