Male-Female Standoffs Technical Information by UNICORP (2024)

973-674-1700Standoffs, Spacers, Captive, Swage, Male Female Standoffs, Jack Screws, Male Male Standoffs, Handles, Thumb Screws, Thumbscrews, Shoulder Screws, Insulating Washers, Electronic Hardware.
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Male-Female Standoffs Technical Information by UNICORP (2) Male- FemaleStandoffs
Technical / Engineering Data		 Male-Female Standoffs Technical Information by UNICORP (3)
Male-Female Standoffs Standard e-Catalog
Male-Female Standoffs Technical Information by UNICORP (4)
Material / Shape Selection

MATERIALS

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material / shape code.
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Male-Female Standoffs Technical Information by UNICORP (5)		 SPECIFICATIONS
ROUND SQUARE HEX

Brass

 M01 M02 M03 QQ-B- 626
Comp. 22, 1/2 Hard

Aluminum

 M04 M05 M06 QQ-A- 225a
Comp. 2, T-3

Stainless Steel, 303

 M07 M08 M09 ASTM-A581, ASTM-A582,
QQ-S- 763, Class 303,
Cond. A

Carbon Steel

 M10 M11 M12 QQ-S- 633, Class 2

Nylon, Natural

 M17 M18 M19 MIL-P- 17091B,
Grade 101

Delrin®

 M23 M25 LP392-A

Stainless Steel, 316

 M29 M31 AMS QQ-S-763,
ASTM A276

Titanium, Grade 2

 M32 M34 ASTM B348

Nylon, Black

 M35 M36 M37 ASTM D4066,
ASTM D6779, UL 94V2


RoHS Compliance Statement&nbsp I R.E.A.C.H. Statement I DFARS I WEEE
Conflict-Free Minerals Statement I Harmonized Tariff Codes
Male-Female Standoffs Technical Information by UNICORP (7)WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Properties for Non- Metallic Materials

Properties

 Phenolic
Linen Based		 Teflon® Nylon Lexan®
10%
Glass Filled

Delrin®

Ultem®
Flammability Rating V-1 UL HB UL 94V-2 V-O UL94HB V-O
Water Absorption (%) 24 hrs. 0.6 - 0.7 .02 1.5 0.15 0.25 0.25
Dielectric Constant (60 cycles) 5.2 - 5.3 2.1 10 2.9 3.7 3.15
Dielectric Strength1/8 thickness (v/mil) 350 400 300- 400 380 500 N/A
Arc Resistance (sec) 100 200 140 10 129 120
Tensile Strength (psi) 6,500- 7,000 2,700- 3,100 11,200-16,500 9,000 10,400 16,500
Heat Resistance
(continuous degrees F)		 250-275 550 250 270 250 340
Compression Strength (psi) 201-235 700-1,200 4,000 -11,000 12,500 18,000 22,000
Plating Selection
Plating Available On These Materials:
Brass, Aluminum,Stainless Steel &Carbon Steel
AVAILABLE PLATING Choose & write down your
plating code.
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Male-Female Standoffs Technical Information by UNICORP (8) 		PLATING AVAILABLE
ON THIS MATERIAL		 APPLICABLE
SPECIFICATIONS

Anodize (Sulphuric)
Dichromate Seal, Yellow/ Green

 F01 Aluminum Mil-A- 8625F, Type 2

Anodize (Sulphuric) Hot Water Seal,
Clear

F02 Aluminum Mil-A- 8625F, Type 2,
Class 1

Anodize (Chromic) Hot Water Seal,
Dark Gray

 F03 Aluminum Mil-A- 8625F, Type 1

Anodize- Black

 F04 Aluminum Mil-A- 8625F- Black,
Type 2, Class 2
Anodize- Black High Lustre F04a Aluminum Mil-A- 8625F- Black High
Lustre, Type 2, Class 2

Cadmium Plate, Clear Chromate

 F05 Brass, Carbon Steel QQ-P- 416, Type 2,
Class 2

Cadmium Plate, Commercial

 F05a Brass, Carbon Steel

Cadmium Plate, Gold Chromate

 F06 Brass, Carbon Steel QQ-P- 416, Class 2,
Type 2

Cadmium Plate,Olive Drab

 F06a Brass, Carbon Steel QQ-P- 416, Type 2,
Class 3

Nickel Plate

 F07 Brass, Carbon Steel QQ-N- 290A,
Class 1, Grade F

Chromium Plate (Bright)

 F08 Brass, Carbon Steel QQ-C- 320B,
Class 1, Type 1

Chromium Plate, Engineering

 F08a Brass, Carbon Steel QQ-C- 320B,
Class 1, Type 2

Chromium Plate Over Nickel Plate

 F08c Brass, Carbon Steel Mil-QQ-C- 320,
Over-Mil-QQ-N- 290

Passivate

 F09 Stainless Steel Mil-F- 14072E (EL)
E 300

Bright Dip

 F11 Aluminum, Brass

Iridite, Clear

 F12 Aluminum Mil-C- 5541E
Mil-DTL- 5541F

Iridite, Gold #14

 F13 Aluminum Mil-C- 5541E
Mil-DTL- 5541F

Alodine 1200

 F13a Aluminum

Black Oxide, Brass

 F14 Brass Mil-F- 495C

Black Oxide, Stainless Steel

 F15 Stainless Steel Mil-C- 13924A, Class 3

No Finish
*even if there is no finish-this code
must be included in part #

 F16 Brass, Aluminum,
Stainless Steel, Carbon Steel
& All Plastics

Hot Tin Dip

 F17a Brass, Carbon Steel Mil-T- 10727, Type 2

Silver Plate

 F18 Brass, Carbon Steel QQ-S-365- 0.0002- 0.0003

Electro Tin

 F19 Brass, Carbon Steel Mil-T- 10727, Type 1

Electro Tin 60/40 Solder

 F19a Brass, Carbon Steel M222-Mil-F- 14072

Zinc Plate .0002 Thick,
Clear Chromate

 F21 Brass, Carbon Steel ASTM-B- 633, Type 1

Zinc Plate .0002 Thick,
Yellow /Green Chromate

F21a Brass, Carbon Steel ASTM-B- 633, Type 2,
(Color Chromate)
Zinc Plate .0002 Thick,
Black Chromate		 F21b Brass, Carbon Steel ASTM-B- 633,Type 2,
(Color Chromate)
Zinc Plate .0002 Thick, Olive Drab F21c Brass, Carbon Steel ASTM-B- 633, Type 2,
(Color Chromate)

Alkali Caustic Etch

 F26 Aluminum
Thread Specifications
THREAD SIZE Choose & write down your
thread number.
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Male-Female Standoffs Technical Information by UNICORP (9)		 A
EXTERNAL
FULL THREAD 		C INTERNAL
FULL THREAD DEPTH		 D
STANDARD
DIAMETERS
0- 80 080 5/32 3/16 1/8-5/32
1- 64 164 5/32 3/16 1/8-5/32
1- 72 172 5/32 3/16 1/8-5/32
2- 56 256 5/32 3/16 5/32- 3/16-1/4
2- 64 264 5/32 3/16 5/32- 3/16-1/4
3- 48 348 3/16 1/4 3/16-1/4
3- 56 356 3/16 1/4 3/16-1/4
4- 40 440 3/16 1/4 3/16-1/4-5/16
4- 48 448 3/16 1/4 3/16-1/4-5/16
5- 40 540 1/4 3/8 3/16-1/4-5/16
5- 44 544 1/4 3/8 3/16-1/4-5/16
6- 32 632 1/4 3/8 3/16-1/4-5/16-3/8
6- 40 640 1/4 3/8 3/16-1/4-5/16-3/8
8- 32 832 3/8 7/16 1/4-5/16-3/8
8- 36 836 3/8 7/16 1/4-5/16-3/8
10- 24 1024 3/8 1/2 1/4-5/16-3/8
10- 32 1032 3/8 1/2 1/4-5/16-3/8
12- 24 1224 1/2 9/16 5/16-3/8
1/4- 20 1420 1/2 9/16 3/8-1/2
1/4- 28 1428 1/2 9/16 3/8-1/2
5/16- 18 51618 9/16 9/16 1/2
5/16- 24 51624 9/16 9/16 1/2
3/8- 16 3816 5/8 5/8 1/2
3/8- 24 3824 5/8 5/8 1/2
Internal Thread Depth- Blind Holes
Male-Female Standoffs Technical Information by UNICORP (10) Contact our sales department for internal
thread depth when the body length
is smaller than the standard internal thread depth
THREAD SIZE STANDARD THREAD DEPTH BODY LENGTH *TAP DEPTH RANGE
0- 80 3/16 .125 / .218 .060 / .125
1- 64 3/16 .125 / .218 .060 / .125
1- 72 3/16 .125 / .218 .060 / .125
2- 56 3/16 .125 / .218 .060 / .125
2- 64 3/16 .125 / .218 .060 / .125
3- 48 1/4 .125 / .343 .060 / .281
3- 56 1/4 .125 / .343 .060 / .281
4- 40 1/4 .125 / .343 .060 / .281
4- 48 1/4 .125 / .343 .060 / .281
5- 40 3/8 .125 / .437 .060 / .378
5- 44 3/8 .125 / .437 .060 / .378
6- 32 3/8 .125 / .437 .060 / .378
6- 40 3/8 .125 / .437 .060 / .378
8- 32 7/16 .187 / .500 .125 / .437
8- 36 7/16 .187 / .500 .125 / .437
10- 24 1/2 .187 / .562 .125 / .500
10- 32 1/2 .187 / .562 .125 / .500
12- 24 1/2 .187 / .562 .125 / .500
1/4- 20 9/16 .250 / .625 .187 / .562
1/4- 28 9/16 .250 / .625 .187 / .562
5/16- 18 9/16 .250 / .625 .187 / .562
5/16- 24 9/16 .250 / .625 .187 / .562
3/8- 16 5/8 .500 / .687 .437 / .625
3/8- 24 5/8 .500 / .687 .437 / .625

Male-Female Standoffs Technical Information by UNICORP (11)
Thread Locking Products Codes
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OPTIONAL thread locking code.
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Male-Female Standoffs Technical Information by UNICORP (12) 		THREAD LOCKING PRODUCTS
PH ND® PATCH
RP ND® 360° RING-PATCH
PL ND®PELL-IT
MS ND®MICROSPHERES
VT ND®VIBRA-TITE
ST ND®STRIP-THREAD

More Info on ND® Thread Locking Products
If external and internal threads are different,
please specify as follows: 1421- M04- F02- 632 I- 832 E
I = internal thread, E = external thread.
TOLERANCES:
B- Length up to 4" ± .005 / 4" to 6" ± .008 / over 6" ± .010
C- Length will be adjusted where B dimensions
will not permit full thread depth
Diameter: Standard commercial bar stock tolerances.
*No undercut Nylon & Delrin® For Modified Parts or Engineering Assistance:
Unicorp offers your firm engineering and design services for customized or
modified parts at no additional charge. Please call our Engineering Department.
UNICORP, MFR. IDENT. Code No. 04729

Phone:973-674-1700Toll Free:1-800-526-1389Fax:973-674-3803

UNICORP is a leader in manufacturing stock and custom
electronic hardware, handles and precision fasteners used by leading companies
in nearly every industry since 1971.

Male-Female Standoffs Technical Information by UNICORP (13)

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Male-Female Standoffs Technical Information by UNICORP (2024)
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