Keystone Electronics Catalog K75 2025

FEMALE THREADED STANDOFFS

ROUND

HEX

L

THREAD

THREAD

HEX

O.D.

CHOICE OF:

Nylon V2: Standard Nylon Nylon V0: Flame Resistant

Stainless: ASTM A581/A582

Brass: per ASTM-B16 Plating: Zinc ASTM B633

Aluminum: ASTM B211 Plating: Clear Iridite Finish

Acetal: UL 94 HB

HEX

ROUND

HEX

O.D.

NYLON V2

NYLON V0

STAINLESS CAT. NO.

BRASS

ALUMINUM CAT. NO.

BRASS

ALUMINUM ACETAL CAT. NO. CAT. NO.

CAT. NO. CAT. NO.

CAT. NO.

LENGTH

CAT. NO.

2-56 THREAD

— — — — — — — — — — —

— — — — — — — — — — —

— — — — — — — — — — —

1798A 1798B 1798C 1798D

1797A 1797B 1797C 1797D

1802A 1802B 1802C 1802D 1547 1864 1657 1865 1657A 1657B 1547A 1547B 1547C 1876 1547E 1877 1878 1548A 1548B 1548C 1548D 1548E 1879 1548F 1881 1882 1883 1884 1885 1886 1866 1867 1547D 1692A 1692B 1692C 1692D 1888 1692E 1889 1899 3499A 3499B 3499C 3499D 3499F 1887

1801A 1801B 1801C 1801D

— — — — — — — — — — —

.187 (4.7) .250 (6.4) .312 (7.9) .375 (9.5)

.156 (3.9)

.156 (3.9)

THREADED STANDOFFS

4-40 THREAD

1450 1803 1656 1804

1891 1892 1893 1894 1895 1896 1897 2201 2202 2203 1808 2204 1809 2205 2206 2207 2208 2209 2210 1813 2211 1816 2212 1818 2213 1819 2214 1820 1825 2215 2216 2217 1827 2218 1828 2219 2220 2221

2025 2026 2027 2028 2029 2030 2031 3478 3479 3480 1839 3481 1846 3482 3483 3484 3485 3486 3487 1847 3488 1848 3489 1853 3490 1855 3491 1856 1857 3492 3493 3494 1858 3495 1859 3496 3497 3498

.250 (6.4) .375 (9.5) .500 (12.7) .625 (15.9) .750 (19.1) .875 (22.2) 1.000 (25.4) .250 (6.4) .375 (9.5) .500 (12.7) .625 (15.9) .750 (19.1) .875 (22.2) 1.000 (25.4) 1.500 (38.1) 2.000 (50.8) .250 (6.4) .375 (9.5) .500 (12.7) .625 (15.9) .750 (19.1) .875 (22.2) 1.000 (25.4) 1.250 (31.8) 1.500 (38.1) 1.750 (44.5) 2.000 (50.8) 2.250 (57.2) 2.500 (63.5) .250 (6.4) .375 (9.5) .500 (12.7) .625 (15.9) .750 (19.1) .875 (22.2) 1.000 (25.4) 1.500 (38.1) 2.000 (50.8) .375 (9.5) .500 (12.7) .625 (15.9) .750 (19.1) 1.000 (25.4)

.187 (4.7)

.187 (4.7)

1656A

1805

1656B 1450A 1450B 1450C 1830 1450E 1831 1832 1451A 1451B 1451C 1451D 1451E 1829 1450D

1902A 1902B 1902C 1902F 1902D 1902G 1902E

8440A 8440B 8440C 8440D 8440E 8440F 8440G

1921

440 441 442

1921A 1921B

—

—

.250 (6.3)

.250 (6.3)

1921C

443

—

—

1921D 1921E 1921F

444

— —

— —

— —

6-32 THREAD

1903A 1903B 1903C 1903F 1903D 1903G 1903E

8441A 8441B 8441C 8441D 8441E 8441F 8441G

1922

1140 1141 1142

1922A 1922B

—

—

1922C

1143

—

1833 1635 1636 1637 1638 1639 1642 1643

—

.250 (6.3)

.250 (6.3)

1922D

1144

— — — — — —

— — — — — —

—

— — — — — —

1922E

—

1922F

— —

8-32 THREAD

---

1904A 1904B 1904C 1904F 1904D 1904G 1904E

8442A 8442B 8442C 8442D 8442E 8442F 8442G

1923

1474A 1474B 1474C 1474D 1836 1474E 1837 1838 1822A 1822B 1822C 1822D 1822F 1834

1147 1148 1149

1923A 1923B

.250 (6.3)

—

—

.250 (6.3)

1923C

1150

—

—

1923D 1923E 1923F

1151 1152

— —

— —

—

10-32 THREAD

— — — — —

— — — — —

1475A 1475B 1475C 1475D 1475F

1821A 1821B 1821C 1821D 1821F

3500A 3500B 3500C 3500D 3500F

1154 1155 1156 1157 —

.312 (7.9)

.312 (7.9)

NOTE: All standoffs over 1.000 (25.4) are tapped .375 (9.5) min. both ends, except 4-40 standoffs which are tapped .250 (6.4) min.

83

®

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