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PartsTable / COMPONENT / 158021
158021 ✓ Verified by PartsTable
Hama · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

Experience stunning audio quality with a comfortable, stable fit and sweat-proof durability. Key specifications include shape: STRAIGHT, length: 2.000 INCHES NOMINAL IN, diameter: 0.250 INCHES NOMINAL IN, material: TUNGSTEN CARBIDE, mounting_shank: INCLUDED, overall_diameter: 0.438 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-651-7170, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
158021
NSN: 5340-00-651-7170
FSC: 5340
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
shapeSTRAIGHT
length2.000 INCHES NOMINAL IN
diameter0.250 INCHES NOMINAL IN
materialTUNGSTEN CARBIDE
mounting_shankINCLUDED
overall_diameter0.438 INCHES NOMINAL IN
special_featuresRIGHT HAND SPRIRAL FLUTING
style_designatorBALL SHAPE
features_providedCHIPBREAKER
removability_featureNOT INCLUDED
shank_overall_length2.438 INCHES NOMINAL IN
cutter_tooth_cut_styleMEDIUM
NSN5340-00-651-7170
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 158021 MFR: Hama ⚠ 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
•
STYLE DESIGNATOR: ANGLE
•
FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH: 0.125 INCHES NOMINAL IN
•
FIRST LEG THICKNESS: 0.062 INCHES NOMINAL IN
•
FIRST LEG HOLE DIAMETER: 0.094 INCHES NOMINAL IN
•
FIRST LEG STYLE: SQUARE
•
FIRST LEG DISTANCE BETWEEN HOLE CENTERS ALONG WIDTH: 0.344 INCHES NOMINAL IN
•
FIRST LEG HOLE ARRANGEMENT STYLE: TWO HOLES
•
FIRST LEG WIDTH: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORANGLE
FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH0.125 INCHES NOMINAL IN
FIRST LEG THICKNESS0.062 INCHES NOMINAL IN
FIRST LEG HOLE DIAMETER0.094 INCHES NOMINAL IN
FIRST LEG STYLESQUARE
FIRST LEG DISTANCE BETWEEN HOLE CENTERS ALONG WIDTH0.344 INCHES NOMINAL IN
FIRST LEG HOLE ARRANGEMENT STYLETWO HOLES
FIRST LEG WIDTH0.625 INCHES NOMINAL IN
FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG WIDTH0.094 INCHES NOMINAL IN
SECOND LEG RELATIONSHIP TO FIRST LEGIDENTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
14-14B-MInterchangeable
interchangeable cross-reference
interchangeable
B609-MInterchangeable
interchangeable cross-reference
interchangeable
158021Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 158021?
158021 is a SEMICONDUCTOR DEVICE,DIODE manufactured by Hama.
What parts can replace 158021?
There are 3 known substitutes for 158021: 14-14B-M, B609-M, 158021. Substitute compatibility should be verified for your specific system.
What is the NSN for 158021?
158021 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-651-7170. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026