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Technical Data Sheet
PartsTable / MRO / 622-33
622-33 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The BAR,T,TELETYPEWRITER is a the manufacturer industrial component. Key specifications include fsc_application_data: TELETYPE AND FACSIMILE EQUIPMENT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-579-1070, 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
MRO→ MRO_GENERAL→ 622-33
NSN: 5331-00-579-1070
FSC: 5331 — O-RING
CAGE: 07128 — TRELLEBORG SEALING SOLUTIONS EL SEGUNDO, INC. DBA TSS EL SEGUNDO (USA)
SPECIFICATIONS
fsc_application_dataTELETYPE AND FACSIMILE EQUIPMENT
general_characteristics_item_descriptionUPPER CASE CHARACTER,6; LOWER CASE CHARACTER,Y; CASE HARDENED 0.003 IN. TO 0.005 IN. DEEP R15N-75 MINIMUM; FINISH,E211 PER SPEC MIL-F-14072,PHOSPHATED PER SPEC K-F-1103; CHARACTER HEIGHT,0.020 IN. IN
NSN5331-00-579-1070
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 622-33 MFR: OEM ⚠ 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
•
CROSS-SECTIONAL HEIGHT: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CENTER HOLE DIAMETER: 2.082 INCHES MINIMUM AND 2.118 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.492 INCHES MINIMUM AND 2.548 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
CENTER HOLE DIAMETER2.082 INCHES MINIMUM AND 2.118 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.492 INCHES MINIMUM AND 2.548 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
50076AInterchangeable
interchangeable cross-reference
interchangeable
SC-B-70017-23Interchangeable
interchangeable cross-reference
interchangeable
62233Interchangeable
interchangeable cross-reference
interchangeable
5331PL1322544Interchangeable
interchangeable cross-reference
interchangeable
51561A222Interchangeable
interchangeable cross-reference
interchangeable
19-000-0576Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 622-33?
622-33 is a BAR,T,TELETYPEWRITER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 622-33?
There are 18 known substitutes for 622-33: 50076A, SC-B-70017-23, 62233 and 15 more. Substitute compatibility should be verified for your specific system.
Is 622-33 still available?
622-33 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026