Secure Ordering: +1 (757) 528-8028
NationalStockNumber.info
NationalStockNumber.INFO

Worldwide distributor of NSN parts and consumables located in the USA.

Hex Castellated Self-locking Nut

Model / MPN: A89909-18 | NSN: 5310-01-273-1430
ITAR Registered seal

A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe" feature in critical applications. Excludes nut (1), self-locking, slotted, hexagon.

Product Details
NATO Stock Number
5310-01-273-1430
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3b
Thread Direction
Right-hand
Nut Style
Castellated, hexagon
Nut Height
0.766 inches
Width Across Flats
1.500 inches
Thread Series
Unc
Thready Qty Per Inch (tpi)
8
Hardness Rating
Between 26.0 rockwell c and 32.0 rockwell c
Thread Size
1.000 inches
Material
Steel
Material Specification
Mil-s-6758, cond a1 military specification 1st material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type ii federal specification 1st treatment response
Solicitations
Solicitation Description Qty UOM Close Date
SPE5E716TA945 Locking, Ca Nut, Self 3 EA 06/16/2016
SPE5E717T1907 Locking, Ca Nut, Self 4 EA 11/16/2016
SPE5E717T3801 Locking, Ca Nut, Self 1 EA 01/10/2017
SPE5E717T5213 Locking, Ca Nut, Self 6 EA 02/09/2017
SPE5E718T4337 Locking, Ca Nut, Self 6 EA 02/06/2018
SPE5E720T4694 Locking, Ca Nut, Self 17 EA 02/26/2020
SPE5E720T5306 Locking, Ca Nut, Self 17 EA 03/05/2020

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Qty:
Email Address:
Phone Number:
Your name:
Company:
Privacy    Terms

Certified Quality Assurance  Quality check icon

  •   ISO 9001:2015 + AS9120B
  •   Counterfeit Parts Prevention
  •   100% Product Inspections
  •   7 Year Record Retention
  •   On Time Delivery
  •   HAZMAT Certified
  •   Worldwide Shipping
A89909-18 Cross Reference