PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

120369Washer,key

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5310-00-533-8745 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-533-8745 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-533-8745. Primary manufacturer part number: 120369.
Features
  • Washer,key — FSC 5310
  • Material: STEEL COMP 1010 OVERALL
  • Distance From Centerline to Top of Internal Key: 2.590 INCHES MINIMUM AND 2.600 INCHES MAXIMUM IN
  • Overall Distance Including Keys: 6.080 INCHES MINIMUM AND 6.090 INCHES MAXIMUM IN
  • External Prebent Key Width: 0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
  • Material Document and Classification: AMS 5040 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5042 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Outside Diameter: 5.880 INCHES MINIMUM AND 5.900 INCHES MAXIMUM IN
  • Internal Key Quantity: 8
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1010 Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-533-8745, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 13 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-533-8745
Primary Part Number120369
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
MaterialSTEEL COMP 1010 OVERALL
Distance From Centerline to Top of Internal Key2.590 INCHES MINIMUM AND 2.600 INCHES MAXIMUM IN
Overall Distance Including Keys6.080 INCHES MINIMUM AND 6.090 INCHES MAXIMUM IN
External Prebent Key Width0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Material Document and ClassificationAMS 5040 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5042 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter5.880 INCHES MINIMUM AND 5.900 INCHES MAXIMUM IN
Internal Key Quantity8
External Prebent Key Length0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
Distance From Centerline to Inside of Prebent Key2.940 INCHES MINIMUM AND 2.950 INCHES MAXIMUM IN
Material Thickness0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
Internal Straight Key Width0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Hole Diameter5.570 INCHES MINIMUM AND 5.590 INCHES MAXIMUM IN
External Key Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-132-1476 INTERCHANGEABLE
Nut,plain,hexagon
5950-00-433-7405 INTERCHANGEABLE
Transformer,audio Frequency
5305-01-189-0552120369 INTERCHANGEABLE
Screw,tapping
Rotron Incorporated
5310-01-242-043106035J0R7BBT INTERCHANGEABLE
Nut,plain,hexagon
Kyocera Avx Components Corporation
Cross-Reference Index
Part NumberManufacturer
120369 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5310-00-132-1476INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5950-00-433-7405INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5305-01-189-0552INTERCHANGEABLE
SCREW,TAPPING
120369
5310-01-242-0431INTERCHANGEABLE
NUT,PLAIN,HEXAGON
06035J0R7BBT

Frequently Asked Questions

What is NSN 5310-00-533-8745?

NSN 5310-00-533-8745 is a Washer,key, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-533-8745?

NSN 5310-00-533-8745 has 1 cross-referenced part number: 120369 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 5310-00-533-8745?

There are 4 known substitutes for 5310-00-533-8745: 5310-00-132-1476, 5950-00-433-7405, 5305-01-189-0552 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 120369?

Key specifications for 120369: Material: STEEL COMP 1010 OVERALL; Distance From Centerline to Top of Internal Key: 2.590 INCHES MINIMUM AND 2.600 INCHES MAXIMUM IN; Overall Distance Including Keys: 6.080 INCHES MINIMUM AND 6.090 INCHES MAXIMUM IN; External Prebent Key Width: 0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN. 13 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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