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Technical Data Sheet
12-526 ✓ Verified by PartsTable
Sandberg · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The Sandberg Headset One gives you crystal clear sound recording combined with great sound reproduction. You can use this for Internet telephony or for talking to other players during network gaming. You get a speaker for each ear that produces excellent sound and ensures a superb sound experience without disturbing others around you.

The speakers are discretely connected via a comfortable headband. The set is equipped with a microphone on a fully adjustable, flexible arm. It also features an inline volume control.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-291-9639, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
12-526
NSN: 5330-00-291-9639
FSC: 5330
CAGE: 71995 — DRESSER INDUSTRIES INC WAUKESHA ENGINE DIV (USA)
SPECIFICATIONS
materialSTEEL
body_styleSTRAIGHT SHAPE, INTERNAL COUPLING
case_styleSQUARE
seal_width0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
shell_typeSOLID
thread_class2B
step_quantity5
terminal_typeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
thread_length0.141 INCHES MINIMUM AND 0.155 INCHES MAXIMUM SINGLE THREADED PORTION IN
end_similarityNOT IDENTICAL
overall_height0.168 INCHES MINIMUM AND 0.182 INCHES MAXIMUM IN
overall_length10.690 INCHES NOMINAL IN
NSN5330-00-291-9639
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12-526 MFR: Sandberg ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
ACCOMMODATED SHAFT DIAMETER: 1.500 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
CASE STYLE: SQUARE
SEALING ELEMENT STYLE: ANGULAR
MATERIAL: STEEL CASE
HOUSING BORE DIAMETER: 2.000 INCHES NOMINAL IN
SEAL WIDTH: 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT DIAMETER1.500 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
CASE STYLESQUARE
SEALING ELEMENT STYLEANGULAR
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
HOUSING BORE DIAMETER2.000 INCHES NOMINAL IN
SEAL WIDTH0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
55-22034Interchangeable
interchangeable cross-reference
interchangeable
EAP240319Interchangeable
interchangeable cross-reference
interchangeable
240319Interchangeable
interchangeable cross-reference
interchangeable
1135-33AND1135-43Interchangeable
interchangeable cross-reference
interchangeable
125-26Interchangeable
interchangeable cross-reference
interchangeable
460-5-115AND125-4-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12-526?
12-526 is a CONNECTOR,PLUG,ELECTRICAL manufactured by Sandberg.
What parts can replace 12-526?
There are 25 known substitutes for 12-526: 55-22034, EAP240319, 240319 and 22 more. Substitute compatibility should be verified for your specific system.
Is 12-526 still available?
12-526 is currently cancelled.
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