PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS35338-69Washer,lock

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5310-00-011-6123 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-011-6123 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-011-6123. Primary manufacturer part number: MS35338-69.
Features
  • Washer,lock — FSC 5310
  • Hole Diameter: 0.636 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN
  • Material Thickness: 0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
  • Outside Diameter: 1.079 INCHES MAXIMUM IN
  • Surface Treatment: PHOSPHATE OVERALL
  • Style Designator: SPLIT HELICAL-RIGHT HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1060 or Steel Comp 1070 or Steel Comp 1078 or Steel Comp 1080 Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-011-6123, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 18 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-011-6123
Primary Part NumberMS35338-69
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Hole Diameter0.636 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN
Material Thickness0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Hardness Rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
Outside Diameter1.079 INCHES MAXIMUM IN
Surface TreatmentPHOSPHATE OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
MaterialSTEEL COMP 1060 OR STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
Surface Treatment Document and ClassificationMIL-P-16232,TY Z MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-011-6122 INTERCHANGEABLE
Washer,lock
5310-00-012-3167 INTERCHANGEABLE
Washer,lock
3110-00-156-50181201 INTERCHANGEABLE
Bearing,ball,annular
Kearfott Corporation Div Guidance and Navigation Division
3020-00-252-734750-4 INTERCHANGEABLE
Chain,roller
Union Chain Div of Ust Inc
2530-00-272-7518MCFE050 INTERCHANGEABLE
Weight,wheel Balancing
Napa Automotive Parts Co
4920-00-324-1762 INTERCHANGEABLE
Element,heater
5999-00-757-1755 INTERCHANGEABLE
Heater,thermal Release
5950-00-797-37044290-0400 INTERCHANGEABLE
Coil,radio Frequency
Technipower Llc Dba Unipower
5975-00-964-3036F50 INTERCHANGEABLE
Entrance Cap,electrical
Egs Electrical Group Appleton Div
6130-01-011-0559SF-50A INTERCHANGEABLE
Power Supply
Shigamo Development Inc Div American High Voltage
Cross-Reference Index
Part NumberManufacturer
34811S2 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
116123 General Motors Corp (USA)
116123 Diamond Reo Truck Co (USA)
44677H Navistar Intl Corp Truck Br Ohio Plant (USA)
MS35338-69 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS35338-69 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
004-003005-073 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
405132009 Israel Military Industries Ltd Dba Taas - Israel Industries Ltd - Formerly (ISR)
116123 Fruehauf Corp (USA)
FFW84CLASS2STYLE2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
F50 Tld Ace Corp Div Tld Ace (USA)
9X99788 Zf Industrieantriebe Witten Gmbh (DEU)
44677H Navistar International Corporation Dba Navistar (USA)
116123 Navistar Intl Corp Truck Br Ohio Plant (USA)
116123 Navistar International Corporation Dba Navistar (USA)
116123 Army Weapons Command Attn Amswe-Ree-S (USA)
10469642 Nimikkeistokeskus Ncb Finland (FIN)
116123 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
MS35338-69 Servicios Y Proyectos Avanzados S.a. (ESP)
5310000116123 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
Related Parts
5310-00-011-6122INTERCHANGEABLE
WASHER,LOCK
5310-00-012-3167INTERCHANGEABLE
WASHER,LOCK
3110-00-156-5018INTERCHANGEABLE
BEARING,BALL,ANNULAR
1201
3020-00-252-7347INTERCHANGEABLE
CHAIN,ROLLER
50-4
2530-00-272-7518INTERCHANGEABLE
WEIGHT,WHEEL BALANCING
MCFE050
4920-00-324-1762INTERCHANGEABLE
ELEMENT,HEATER
5999-00-757-1755INTERCHANGEABLE
HEATER,THERMAL RELEASE
5950-00-797-3704INTERCHANGEABLE
COIL,RADIO FREQUENCY
4290-0400
5975-00-964-3036INTERCHANGEABLE
ENTRANCE CAP,ELECTRICAL
F50
6130-01-011-0559INTERCHANGEABLE
POWER SUPPLY
SF-50A
9150-01-059-1557INTERCHANGEABLE
LUBRICATING OIL,HYDRAULIC
5120-01-335-0732INTERCHANGEABLE
HANDLE,SOCKET WRENCH
F50A

Frequently Asked Questions

What is NSN 5310-00-011-6123?

NSN 5310-00-011-6123 is a Washer,lock, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-011-6123?

NSN 5310-00-011-6123 has 20 cross-referenced part numbers: 34811S2 (Ford Motor Co Ford Parts and Service Div Government Part Sales), 116123 (General Motors Corp), 116123 (Diamond Reo Truck Co), 44677H (Navistar Intl Corp Truck Br Ohio Plant), MS35338-69 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 15 more.

What NSN replaces 5310-00-011-6123?

There are 12 known substitutes for 5310-00-011-6123: 5310-00-011-6122, 5310-00-012-3167, 3110-00-156-5018 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS35338-69?

Key specifications for MS35338-69: Hole Diameter: 0.636 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN; Material Thickness: 0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-011-6123 still in active supply?

NSN 5310-00-011-6123 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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