PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18906Washer,spring Tension

B E Aerospace Inc Services Div · NSN 5310-00-364-4431 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-364-4431 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-364-4431. Primary manufacturer part number: 18906.
Features
  • Washer,spring Tension — FSC 5310
  • Hole Diameter: 0.266 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN
  • Style Designator: SPRING TENSION
  • Material: STEEL OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • Material Thickness: 0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM OVERALL
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 5310-00-364-4431, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is B E Aerospace Inc Services Div. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-364-4431
Primary Part Number18906
Item NameWasher,spring Tension
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerB E Aerospace Inc Services Div
StatusACTIVE
Hole Diameter0.266 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN
Style DesignatorSPRING TENSION
MaterialSTEEL OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Material Thickness0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
Outside Diameter0.859 INCHES MINIMUM AND 0.891 INCHES MAXIMUM IN
Material Document and ClassificationAISI 6150 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4720-00-187-4102 INTERCHANGEABLE
Hose,nonmetallic
4820-00-313-114118905 INTERCHANGEABLE
Valve,regulating,temperature
Honeywell International Inc. Div Aerospace - Torrance
4320-00-457-1527MMFB29UG10 INTERCHANGEABLE
Motor,hydraulic
Eaton Aerospace, Llc Dba Jackson South
5940-00-543-829118906 INTERCHANGEABLE
Terminal Board
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
5330-00-606-30621-890-6 INTERCHANGEABLE
Seal,plain,encased
Rexnord Industries, Llc Div Aerospace Solutions Downers Grove
5325-00-980-3936 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
18906 B E Aerospace Inc Services Div (USA)
Related Parts
4720-00-187-4102INTERCHANGEABLE
HOSE,NONMETALLIC
4820-00-313-1141INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
18905
4320-00-457-1527INTERCHANGEABLE
MOTOR,HYDRAULIC
MMFB29UG10
5940-00-543-8291INTERCHANGEABLE
TERMINAL BOARD
18906
5330-00-606-3062INTERCHANGEABLE
SEAL,PLAIN,ENCASED
1-890-6
5325-00-980-3936INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 5310-00-364-4431?

NSN 5310-00-364-4431 is a Washer,spring Tension, manufactured by B E Aerospace Inc Services Div, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-364-4431?

NSN 5310-00-364-4431 has 1 cross-referenced part number: 18906 (B E Aerospace Inc Services Div).

What NSN replaces 5310-00-364-4431?

There are 6 known substitutes for 5310-00-364-4431: 4720-00-187-4102, 4820-00-313-1141, 4320-00-457-1527 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18906?

Key specifications for 18906: Hole Diameter: 0.266 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN; Style Designator: SPRING TENSION; Material: STEEL OVERALL; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 10 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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