PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8599462-006Washer,lock

L3harris Mas Inc Div L3harris Mas Inc. · NSN 5310-00-616-3555 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-616-3555 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-616-3555. Primary manufacturer part number: 8599462-006.
Features
  • Washer,lock — FSC 5310
  • Surface Treatment Document and Classification: QQ-P-35,TY 2 OR TY 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Outside Diameter: 0.275 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
  • Material Thickness: 0.017 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
  • Style Designator: FLAT INTERNAL TEETH
  • Surface Treatment: PASSIVATE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 410 Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-616-3555, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Mas Inc Div L3harris Mas Inc.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 44 commercial cross-references from 36 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
NSN5310-00-616-3555
Primary Part Number8599462-006
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerL3harris Mas Inc Div L3harris Mas Inc.
StatusCANCELLED
Surface Treatment Document and ClassificationQQ-P-35,TY 2 OR TY 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Hardness Rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter0.275 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
Material Thickness0.017 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
Style DesignatorFLAT INTERNAL TEETH
Surface TreatmentPASSIVATE OVERALL
MaterialSTEEL COMP 410 OVERALL
Hole Diameter0.141 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-011-5551 INTERCHANGEABLE
Washer,lock
5310-00-013-8578 INTERCHANGEABLE
Washer,lock
5310-00-018-0440 INTERCHANGEABLE
Washer,lock
5310-00-018-0612 INTERCHANGEABLE
Washer,lock
5310-00-018-0636 INTERCHANGEABLE
Washer,lock
5310-00-022-8834NASM35333-108 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
6250-00-086-176117-06 INTERCHANGEABLE
Lampholder
Lighting Components and Design Incorporated Dba Lc&d
5940-00-106-243710-544-2 INTERCHANGEABLE
Terminal,feedthru
Concord Electronics, Inc.
6210-00-107-517310-4-12 INTERCHANGEABLE
Lens,light
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
3110-00-155-6661 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
5310PL1369320 Jednolity Indeks Materialowy - Uniform Material Index (POL)
2810102-002 Cyberguard Corporation (USA)
6INTLT00THSST Allmetal Screw Products Corp (USA)
404893 Nsgdatacom Inc (USA)
173-0003-106 Eaton Corp Electronic Instrumentation Div Los Angeles Plant (USA)
M05-6163555 Misco Inc (USA)
939WIS6 L3 Aviation Products, Inc. Dba L3 Technologies (USA)
1706 Itw Shakeproof Automotive Products (USA)
20-177-37 Zf Industrieantriebe Witten Gmbh (DEU)
M147-906 Zf Industrieantriebe Witten Gmbh (DEU)
1706-00-00-4102 Itw Shakeproof Automotive Products (USA)
8599462-006 Delco Electronics Corp Delco Systems Opns (USA)
MILW6986 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
5310006163555 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
8599462-006 PRIMARY L3harris Mas Inc Div L3harris Mas Inc. (CAN)
5310PL0725448 Jednolity Indeks Materialowy - Uniform Material Index (POL)
10121554 Nimikkeistokeskus Ncb Finland (FIN)
MS35333-71 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
100354-5 Symbolic Displays, Inc (USA)
CS261-3 General Microwave Corporation Div Kratos Microwave Electronics (USA)
Related Parts
5310-00-011-5551INTERCHANGEABLE
WASHER,LOCK
5310-00-013-8578INTERCHANGEABLE
WASHER,LOCK
5310-00-018-0440INTERCHANGEABLE
WASHER,LOCK
5310-00-018-0612INTERCHANGEABLE
WASHER,LOCK
5310-00-018-0636INTERCHANGEABLE
WASHER,LOCK
5310-00-022-8834INTERCHANGEABLE
WASHER,LOCK
NASM35333-108
6250-00-086-1761INTERCHANGEABLE
LAMPHOLDER
17-06
5940-00-106-2437INTERCHANGEABLE
TERMINAL,FEEDTHRU
10-544-2
6210-00-107-5173INTERCHANGEABLE
LENS,LIGHT
10-4-12
3110-00-155-6661INTERCHANGEABLE
BEARING,BALL,ANNULAR
4730-00-200-0201INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
104-12
5998-00-239-9913INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
765334-1

Frequently Asked Questions

What is NSN 5310-00-616-3555?

NSN 5310-00-616-3555 is a Washer,lock, manufactured by L3harris Mas Inc Div L3harris Mas Inc., classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-616-3555?

NSN 5310-00-616-3555 has 44 cross-referenced part numbers: 5310PL1369320 (Jednolity Indeks Materialowy - Uniform Material Index), 2810102-002 (Cyberguard Corporation), 6INTLT00THSST (Allmetal Screw Products Corp), 404893 (Nsgdatacom Inc), 173-0003-106 (Eaton Corp Electronic Instrumentation Div Los Angeles Plant) and 39 more.

What NSN replaces 5310-00-616-3555?

There are 12 known substitutes for 5310-00-616-3555: 5310-00-011-5551, 5310-00-013-8578, 5310-00-018-0440 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8599462-006?

Key specifications for 8599462-006: Surface Treatment Document and Classification: QQ-P-35,TY 2 OR TY 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM; End Item Identification: MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-616-3555 still in active supply?

NSN 5310-00-616-3555 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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