National Item Identification Number

00-900-4605

National Stock Number

Item Name

NUT,SELF-LOCKING,EXTENDED WASHER,HEXAGON

Federal Supply Class

5310

Description

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Commercial and Government Entity Code (Supplier Data)

---

56878

---

---

24617

---

---

63005

---

---

73342

---

---

Reference Numbers (Part Numbers)

57586-428
6828827-428
6828827-428
6828827-428

Required Categories

THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE

Required Description

UNF
0.250 INCHES
28
3B
RIGHT-HAND
STEEL COMP 8630 OVERALL
SAE ASSN STD SIN