8441D Keystone Electronics, 8441D Datasheet - Page 3
![Threaded Standoff, Hexagonal, Nylon, UL94-V2, Flame Retardent, 0.250 Inch Outside Diameter, 0.625 Inch Length, 6-32 Thread](/photos/6/29/62952/8441d_sml.jpg)
8441D
Manufacturer Part Number
8441D
Description
Threaded Standoff, Hexagonal, Nylon, UL94-V2, Flame Retardent, 0.250 Inch Outside Diameter, 0.625 Inch Length, 6-32 Thread
Manufacturer
Keystone Electronics
Type
Hex Threaded, Female/Femaler
Specifications of 8441D
Size
0.250" (6.35mm) 1/4" Hex
Thread/screw/hole Size
6-32 Thread
Length - Overall
0.625" (15.88mm) 5/8"
Color
Natural
Between Board Height
0.625" (15.88mm) 5/8"
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Plating
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
8441DK
64
•
•
Aluminum:
5052-H34 per QQ-A-250/8b
•
•
•
MATERIAL:
Made of flat strip aluminum and rolled on precision equipment.
Assures maximum bearing surface, square ends.
Ideal for very high temperature conditions
Commercial and military types available
Military types meet MIL-1-010,
NL # clearly marked
SPACER FOR
.120 (3.0)
.140 (3.5)
CLEAR
.171 (4.3)
.196 (5.0)
For #10
For #4
For #6
For #8
HOLE
# 4
# 6
# 8
Grade L5 Ceramic
.250 (6.4)
.250 (6.4)
.250 (6.4)
.312 (7.9)
.120 (3.0)
.148 (3.8)
.176 (4.5)
Tel (718) 956-8900
O.D.
I.D.
(800) 221-5510
THREAD
D
1.000 (25.4)
1.500 (38.1)
2.000 (50.8)
1.000 (25.4)
1.500 (38.1)
2.000 (50.8)
1.000 (25.4)
1.500 (38.1)
2.000 (50.8)
1.000 (25.4)
1.500 (38.1)
2.000 (50.8)
O.D.
O.D. REF.
LENGTH
.232 (5.9)
.167 (4.3)
.193 (4.9)
.125 (3.2)
.250 (6.4)
.375 (9.5)
.500 (12.7)
.625 (15.9)
.750 (19.1)
.875 (22.2)
.125 (3.2)
.250 (6.4)
.375 (9.5)
.500 (12.7)
.625 (15.9)
.750 (19.1)
.875 (22.2)
.125 (3.2)
.250 (6.4)
.375 (9.5)
.500 (12.7)
.625 (15.9)
.750 (19.1)
.875 (22.2)
.250 (6.4)
.375 (9.5)
.500 (12.7)
.625 (15.9)
.750 (19.1)
.875 (22.2)
L
D
•
•
L
Fax (718) 956-9040
kec@keyelco.com
CAT. NO.
•
BRASS
1909
1454A
1454B
1454C
1919
1454D
1920
1454E
1924
1925
1934
1457A
1457B
1457C
1935
1457D
1936
1457E
1937
1938
1942
1480
1481
1482
2032
1483
2033
1484
2034
2035
1662
1663
1664
1665
1666
1667
1668
1669
1672
Tight Joint on Outside Diameter
CAT.
7710
7711
7712
7713
7714
7715
7716
7717
7718
7719
7720
NO.
O.D.
•
•
•
Exceptional strength in compression and tension
Withstands very high voltage without flashover
Special sizes available upon request
ALUMINUM
CAT. NO.
I.D.
1.000 (25.4) .500 (12.7)
1.500 (38.1) .500 (12.7)
2.500 (63.5) .500 (12.7)
2.500 (63.5) .750 (19.1)
4.000 (101.6 .750 (19.1)
.250 (6.4)
.500 (12.7) .250 (6.4)
.500 (12.7) .375 (9.5)
.500 (12.7) .500 (12.7)
.375 (9.5)
.750 (19.1)
2036
3457
3458
3459
2314
3460
3402
3461
3462
3463
3403
3464
3465
3466
3429
3467
3438
3468
3469
3470
4258
3471
3472
3473
4259
3474
4260
3475
3476
3477
4261
4262
4263
4264
4265
4266
4267
4268
4269
ALUMINUM ECONOMY SPACERS
LENGTH
ROUND CLEAR HOLE SPACERS
L
L
CERAMIC STANDOFFS
COMMERCIAL
RoHS COMPLIANT
.250 (6.4)
.500 (12.7)
.375 (9.5)
MATERIAL:
Brass: ASTM-B16, Nickel Plate (QQ-N-290)
Aluminum: ASTM B211, Clear Iridite (MIL-C-5541)
Nylon: Nylon 6/6, UL Rated 94V-2
Phenolic: PBE Grade Natural Color Phenolic
O.D.
.250 (6.4)
.312 (7.9)
.500 (12.7)
.625 (15.9)
.187 (4.7)
.375 (9.5)
.437 (11.1)
LENGTH
THREAD
NYLON
1/4 - 20
1/4 - 20
BRASS
L
6-32
6-32
6-32
6-32
6-32
6-32
6-32
6-32
6-32
T
~
O.D.
ISO 9001 CERTIFIED
CAT. NO. CAT. NO. CAT. NO.
HOLE
.140 (3.6)
.250 (6.4)
.562 (14.3)
.500 (12.7)
ALUMINUM
.156 (4.0)
.156 (4.0)
.156 (4.0)
.375 (9.5)
.750 (19.1)
.750 (19.1)
PHENOLIC
DEPTH
397
398
399
400
401
402
403
# 4
THRU
D
L
SCREW CLEARANCE
®
405
406
407
408
409
410
—
# 6
7661
7662
7663
7664
7665
7666
7667
7668
7669
7670
7671
7672
7673
7674
7675
7676
7677
7678
CAT.
NO.
1.000 (25.4)
1.000 (25.4)
1.000 (25.4)
1.250 (31.8)
1.250 (31.8)
1.250 (31.8) 1.000 (25.4) 1/4 - 20 .437 (11.1) NL523W04-010
1.500 (38.1)
1.500 (38.1)
1.500 (38.1)
1.500 (38.1) 1.000 (25.4) 1/4 - 20 .500 (12.7) NL523W04-012
2.000 (50.8)
2.000 (50.8)
2.000 (50.8)
.500 (12.7)
.750 (19.1)
.750 (19.1)
CAT. NO.
.625 (15.9)
.625 (15.9)
LENGTH
NYLON
412
413
414
415
416
417
# 8
875
876
877
878
879
880
881
882
779
883
884
885
886
887
888
889
890
789
891
892
893
894
895
896
897
898
799
790
791
792
793
794
795
796
797
—
—
—
—
—
31-07 20th Road – Astoria, NY 11105-2017
L
PHENOLIC
www.keyelco.com
CAT. NO.
1.000 (25.4)
1.250 (31.8)
1.500 (38.1)
1.750 (44.5)
2.000 (50.8)
.500 (12.7)
.500 (12.7)
.500 (12.7)
.500 (12.7)
.500 (12.7)
.500 (12.7)
.375 (9.5)
.375 (9.5)
.375 (9.5)
.375 (9.5)
.750 (19.1)
.375 (9.5)
.375 (9.5)
.750 (19.1)
.375 (9.5)
.750 (19.1)
.750 (19.1)
.875 (22.2)
LENGTH
1490
1491
1492
1493
1494
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
453
454
455
456
457
458
459
O.D.
—
—
—
—
—
—
—
—
—
—
—
L
MILITARY
1.000 (25.4)
1.500 (38.1)
2.000 (50.8)
1.000 (25.4)
1.500 (38.1)
2.000 (50.8)
1.000 (25.4)
1.500 (38.1)
2.000 (50.8)
1.000 (25.4)
1.500 (38.1)
2.000 (50.8)
THREAD
LENGTH
CAT. NO. CAT. NO. CAT. NO.
.125 (3.2)
.250 (6.4)
.375 (9.5)
.500 (12.7)
.625 (15.9)
.750 (19.1)
.875 (22.2)
.125 (3.2)
.250 (6.4)
.375 (9.5)
.500 (12.7)
.625 (15.9)
.750 (19.1)
.875 (22.2)
.125 (3.2)
.250 (6.4)
.375 (9.5)
.500 (12.7)
.625 (15.9)
.750 (19.1)
.875 (22.2)
.250 (6.4)
.375 (9.5)
.500 (12.7)
.625 (15.9)
.750 (19.1)
.875 (22.2)
10-32
10-32
10-32
6-32
6-32
8-32
6-32
8-32
6-32
8-32
6-32
8-32
6-32
8-32
6-32
8-32
418
419
420
421
422
T
# 4
L
—
—
SCREW CLEARANCE
.250 (6.4)
.250 (6.4)
.250 (6.4)
.156 (4.0)
.187 (4.7)
.375 (9.5)
.375 (9.5)
.375 (9.5)
.375 (9.5)
.375 (9.5)
.375 (9.5)
.375 (9.5)
.375 (9.5)
.375 (9.5)
.375 (9.5)
.375 (9.5)
DEPTH
.250 (6.4)
.250 (6.4)
.250 (6.4)
.312 (7.9)
D
O.D.
425
426
427
428
429
430
—
# 6
NL523W01-004
NL523W01-005
NL523W02-005
NL523W01-006
NL523W02-006
NL523W01-008
NL523W02-008
NL523W03-008
NL523W01-010
NL523W02-010
NL523W01-012
NL523W02-012
NL523W03-012
NL523W01-016
NL523W02-016
NL523W03-016
NL #
.140 (3.5)
CLEAR
.120 (3.0)
.196 (5.0)
.171 (4.3)
For #10
HOLE
For #6
For #8
For #4
432
433
434
435
436
437
438
# 8