PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

310-0101-00Washer,lock

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5310-00-350-9734 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-350-9734 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-350-9734. Primary manufacturer part number: 310-0101-00.
Features
  • Washer,lock — FSC 5310
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Outside Diameter: 0.323 INCHES MAXIMUM IN
  • Material: COPPER ALLOY OVERALL
  • Material Document and Classification: QQ-B-750,COMP A HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • Material Thickness: 0.040 INCHES NOMINAL IN
  • Hardness Rating: 90.0 ROCKWELL B MINIMUM
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-350-9734, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5310-00-350-9734
Primary Part Number310-0101-00
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Outside Diameter0.323 INCHES MAXIMUM IN
MaterialCOPPER ALLOY OVERALL
Material Document and ClassificationQQ-B-750,COMP A HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentCADMIUM OVERALL
Material Thickness0.040 INCHES NOMINAL IN
Hardness Rating90.0 ROCKWELL B MINIMUM
Hole Diameter0.194 INCHES MINIMUM IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-261-8278118517-007 INTERCHANGEABLE
Washer,lock
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Cross-Reference Index
Part NumberManufacturer
310-0101-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
310-0101-000 Wrought Washer Mfg., Inc. (USA)
Related Parts
5310-00-261-8278INTERCHANGEABLE
WASHER,LOCK
118517-007

Frequently Asked Questions

What is NSN 5310-00-350-9734?

NSN 5310-00-350-9734 is a Washer,lock, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-350-9734?

NSN 5310-00-350-9734 has 2 cross-referenced part numbers: 310-0101-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 310-0101-000 (Wrought Washer Mfg., Inc.).

What NSN replaces 5310-00-350-9734?

There is 1 known substitute for 5310-00-350-9734: 5310-00-261-8278. Verify interchangeability with system specifications before substitution.

What are the specifications of 310-0101-00?

Key specifications for 310-0101-00: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Outside Diameter: 0.323 INCHES MAXIMUM IN; Material: COPPER ALLOY OVERALL; Material Document and Classification: QQ-B-750,COMP A HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 9 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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