PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

409SB122-1Washer,spring Tension

Eaton Motor Site · NSN 5310-01-119-8932 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-119-8932 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-119-8932. Primary manufacturer part number: 409SB122-1.
Features
  • Washer,spring Tension — FSC 5310
  • Material: STEEL CORROSION RESISTING OVERALL
  • Outside Diameter: 1.232 INCHES MINIMUM AND 1.240 INCHES MAXIMUM IN
  • Hardness Rating: 49.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
  • Material Document and Classification: TYPE 50 CRV4,FSCM 05341 MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: SPRING TENSION
  • Material Thickness: 0.067 INCHES MINIMUM AND 0.071 INCHES MAXIMUM IN
  • Hole Diameter: 0.642 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Mechanical energy storage
  • Vibration dampening
General Description

The Washer,spring Tension, cataloged under National Stock Number 5310-01-119-8932, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Motor Site. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5310-01-119-8932
Primary Part Number409SB122-1
Item NameWasher,spring Tension
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerEaton Motor Site
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
Outside Diameter1.232 INCHES MINIMUM AND 1.240 INCHES MAXIMUM IN
Hardness Rating49.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
Material Document and ClassificationTYPE 50 CRV4,FSCM 05341 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorSPRING TENSION
Material Thickness0.067 INCHES MINIMUM AND 0.071 INCHES MAXIMUM IN
Hole Diameter0.642 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6515-01-186-365310-1800 INTERCHANGEABLE
Holder,forceps
Sklar Corporation Dba Sklar Instruments
6515-01-580-1012010900 INTERCHANGEABLE
Punch Forceps
Smith & Nephew Inc Div Sports Medicine/endoscopy/ent
Cross-Reference Index
Part NumberManufacturer
409SB122-1 Eaton Motor Site (USA)
409SB122-1 Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division (USA)
BS-31.5-16.3-1.75 Bearing Engineers Inc Dba Motion Solutions (USA)
010900 Schnorr Corp (USA)
Related Parts
6515-01-186-3653INTERCHANGEABLE
HOLDER,FORCEPS
10-1800
6515-01-580-1012INTERCHANGEABLE
PUNCH FORCEPS
010900

Frequently Asked Questions

What is NSN 5310-01-119-8932?

NSN 5310-01-119-8932 is a Washer,spring Tension, manufactured by Eaton Motor Site, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-119-8932?

NSN 5310-01-119-8932 has 4 cross-referenced part numbers: 409SB122-1 (Eaton Motor Site), 409SB122-1 (Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division), BS-31.5-16.3-1.75 (Bearing Engineers Inc Dba Motion Solutions), 010900 (Schnorr Corp).

What NSN replaces 5310-01-119-8932?

There are 2 known substitutes for 5310-01-119-8932: 6515-01-186-3653, 6515-01-580-1012. Verify interchangeability with system specifications before substitution.

What are the specifications of 409SB122-1?

Key specifications for 409SB122-1: Material: STEEL CORROSION RESISTING OVERALL; Outside Diameter: 1.232 INCHES MINIMUM AND 1.240 INCHES MAXIMUM IN; Hardness Rating: 49.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM; Material Document and Classification: TYPE 50 CRV4,FSCM 05341 MFR REF SINGLE MATERIAL RESPONSE 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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