PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3711128Washer,key

Te Connectivity Corporation Dba Microdot Products · NSN 5310-00-470-3352 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-470-3352 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-470-3352. Primary manufacturer part number: 3711128.
Features
  • Washer,key — FSC 5310
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Material Document and Classification: QQ-B-613 1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: KEY
  • External Straight Key Width: 0.119 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN
  • Material: COPPER ALLOY 11 OVERALL
  • Internal Key Quantity: 1
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 11 Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-470-3352, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Te Connectivity Corporation Dba Microdot Products. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-470-3352
Primary Part Number3711128
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTe Connectivity Corporation Dba Microdot Products
StatusACTIVE
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Document and ClassificationQQ-B-613 1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorKEY
External Straight Key Width0.119 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN
MaterialCOPPER ALLOY 11 OVERALL
Internal Key Quantity1
Internal Straight Key Width0.039 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
Material Thickness0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
External Key Quantity6
Hole Diameter0.211 INCHES MINIMUM AND 0.214 INCHES MAXIMUM IN
Outside Diameter0.283 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
Distance From Centerline to Top of Internal Key0.045 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN
Overall Distance Including Keys0.289 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6230-01-328-8064103101 INTERCHANGEABLE
Case,light Set
Thermodyne International, Ltd
Cross-Reference Index
Part NumberManufacturer
3711128 PRIMARY Te Connectivity Corporation Dba Microdot Products (USA)
546769 Raytheon Technical Services Company (USA)
19-90070-029 Lcr Electronics, Inc Div Lcr Electronics, Inc. Dba Astrodyne Tdi Emi Filters Bu (USA)
19-90070-029 Malco Technologies Llc (USA)
546769 Cae Usa Inc. (USA)
3711128 Malco Technologies Llc (USA)
Related Parts
6230-01-328-8064INTERCHANGEABLE
CASE,LIGHT SET
103101

Frequently Asked Questions

What is NSN 5310-00-470-3352?

NSN 5310-00-470-3352 is a Washer,key, manufactured by Te Connectivity Corporation Dba Microdot Products, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-470-3352?

NSN 5310-00-470-3352 has 6 cross-referenced part numbers: 3711128 (Te Connectivity Corporation Dba Microdot Products), 546769 (Raytheon Technical Services Company), 19-90070-029 (Lcr Electronics, Inc Div Lcr Electronics, Inc. Dba Astrodyne Tdi Emi Filters Bu), 19-90070-029 (Malco Technologies Llc), 546769 (Cae Usa Inc.) and 1 more.

What NSN replaces 5310-00-470-3352?

There is 1 known substitute for 5310-00-470-3352: 6230-01-328-8064. Verify interchangeability with system specifications before substitution.

What are the specifications of 3711128?

Key specifications for 3711128: Surface Treatment: CADMIUM AND CHROMATE OVERALL; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: QQ-B-613 1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Style Designator: KEY. 15 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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