PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21397Washer,spring Tension

Telemechanics Inc · NSN 5310-00-595-7599 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-595-7599 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-595-7599. Primary manufacturer part number: 21397.
Features
  • Washer,spring Tension — FSC 5310
  • Hole Diameter: 0.190 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Surface Treatment: NICKEL OVERALL
  • Material Thickness: 0.020 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
  • Outside Diameter: 0.375 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Telemechanics Inc
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 5310-00-595-7599, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 5 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-595-7599
Primary Part Number21397
Item NameWasher,spring Tension
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
Hole Diameter0.190 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Surface TreatmentNICKEL OVERALL
Material Thickness0.020 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
Outside Diameter0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5130-00-293-2014 INTERCHANGEABLE
Brush,wire,rotary Wheel
4320-00-360-163821397 INTERCHANGEABLE
Mounting Flange Subassembly
Parker Hannifin Corporation Div Hydraulic Systems Division
5950-00-658-4950 INTERCHANGEABLE
Transformer,audio Frequency
5905-00-931-699921397 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ward Leonard Ct Llc
4920-00-944-6935 INTERCHANGEABLE
Bearing,ball Assemb
5950-00-974-6171 INTERCHANGEABLE
Coil,radio Frequency
3120-01-372-933421397 INTERCHANGEABLE
Bearing,sleeve
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
21397 At and T Corp (USA)
21397 PRIMARY Telemechanics Inc (USA)
Related Parts
5130-00-293-2014INTERCHANGEABLE
BRUSH,WIRE,ROTARY WHEEL
4320-00-360-1638INTERCHANGEABLE
MOUNTING FLANGE SUBASSEMBLY
21397
5950-00-658-4950INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5905-00-931-6999INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
21397
4920-00-944-6935INTERCHANGEABLE
BEARING,BALL ASSEMB
5950-00-974-6171INTERCHANGEABLE
COIL,RADIO FREQUENCY
3120-01-372-9334INTERCHANGEABLE
BEARING,SLEEVE
21397

Frequently Asked Questions

What is NSN 5310-00-595-7599?

NSN 5310-00-595-7599 is a Washer,spring Tension, manufactured by Telemechanics Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-595-7599?

NSN 5310-00-595-7599 has 2 cross-referenced part numbers: 21397 (At and T Corp), 21397 (Telemechanics Inc).

What NSN replaces 5310-00-595-7599?

There are 7 known substitutes for 5310-00-595-7599: 5130-00-293-2014, 4320-00-360-1638, 5950-00-658-4950 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21397?

Key specifications for 21397: Hole Diameter: 0.190 INCHES NOMINAL IN; Material: STEEL OVERALL; Overall Height: 0.06468 INCHES NOMINAL IN; Surface Treatment: NICKEL OVERALL. 6 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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