PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

58402AXWasher,lock

Oshkosh Defense Llc · NSN 5310-01-081-0798 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-081-0798 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-081-0798. Primary manufacturer part number: 58402AX.
Features
  • Washer,lock — FSC 5310
  • Specification/standard Data: 45152-EE-101252 MANUFACTURERS SPECIFICATION CONTROL
  • Outside Diameter: 1.890 INCHES NOMINAL1.890 INCHES NOMINAL IN
  • Surface Treatment: NICKEL OVERALL
  • Hole Diameter: 1.510 INCHES NOMINAL1.510 INCHES NOMINAL IN
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Material: STEEL OVERALL
  • Material Thickness: 0.060 INCHES NOMINAL0.060 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-081-0798, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Oshkosh Defense Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-081-0798
Primary Part Number58402AX
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerOshkosh Defense Llc
StatusACTIVE
Specification/standard Data45152-EE-101252 MANUFACTURERS SPECIFICATION CONTROL
Outside Diameter1.890 INCHES NOMINAL1.890 INCHES NOMINAL IN
Surface TreatmentNICKEL OVERALL
Hole Diameter1.510 INCHES NOMINAL1.510 INCHES NOMINAL IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
MaterialSTEEL OVERALL
Material Thickness0.060 INCHES NOMINAL0.060 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5325-00-579-6134 INTERCHANGEABLE
Grommet,nonmetallic
1430-00-939-698310105878-32 INTERCHANGEABLE
Housingxcooler Liqu
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
58402AX PRIMARY Oshkosh Defense Llc (USA)
58402AX Oshkosh Corp (USA)
EE-101252 Oshkosh Corp (USA)
114021 PRIMARY Te Connectivity Corporation Dba Tyco Electronics Corporation Div Deutsch Products (USA)
Related Parts
5325-00-579-6134INTERCHANGEABLE
GROMMET,NONMETALLIC
1430-00-939-6983INTERCHANGEABLE
HOUSINGXCOOLER LIQU
10105878-32

Frequently Asked Questions

What is NSN 5310-01-081-0798?

NSN 5310-01-081-0798 is a Washer,lock, manufactured by Oshkosh Defense Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-081-0798?

NSN 5310-01-081-0798 has 4 cross-referenced part numbers: 58402AX (Oshkosh Defense Llc), 58402AX (Oshkosh Corp), EE-101252 (Oshkosh Corp), 114021 (Te Connectivity Corporation Dba Tyco Electronics Corporation Div Deutsch Products).

What NSN replaces 5310-01-081-0798?

There are 2 known substitutes for 5310-01-081-0798: 5325-00-579-6134, 1430-00-939-6983. Verify interchangeability with system specifications before substitution.

What are the specifications of 58402AX?

Key specifications for 58402AX: Specification/standard Data: 45152-EE-101252 MANUFACTURERS SPECIFICATION CONTROL; End Item Identification: 2320-01-097-0260 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCK) AND 2320-01-304-2277 PLS (PALLETIZED LOADING SYSTEM); MRAP - COUGAR CAT1 A2; MRAP - M-ATV; 4210-01-622-0440; 2320-01-652-5218 JOINT LIGHT TACTICAL VEHICLE (JLTV)2320-01-097-0260 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCK) AND 2320-01-304-2277 PLS (PALLETIZED LOADING SYSTEM); MRAP - COUGAR CAT1 A2; MRAP - M-ATV; 4210-01-622-0440; 2320-01-652-5218 JOINT LIGHT TACTICAL VEHICLE (JLTV); Outside Diameter: 1.890 INCHES NOMINAL1.890 INCHES NOMINAL IN; Surface Treatment: NICKEL OVERALL. 8 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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