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Technical Data Sheet
PartsTable / COMPONENT / 75645
75645 ✓ Verified by PartsTable
Hama · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

CYLINDER ASSEMBLY,ACTUATING,LINE. Key specifications include material: STEEL CORROSION RESISTING OVERALL, shank_length: 0.570 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.410 INCHES MINIMUM IN, overall_length: 2.150 INCHES MINIMUM AND 2.160 INCHES MAXIMUM IN, shank_diameter: 0.1571 INCHES MINIMUM AND 0.1640 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-202-5632, 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
75645
NSN: 4820-00-202-5632
FSC: 4820
CAGE: 75535 — THE CROSBY GROUP LLC DBA THE CROSBY GROUP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
shank_length0.570 INCHES NOMINAL IN
thread_class2A A
thread_length0.410 INCHES MINIMUM IN
overall_length2.150 INCHES MINIMUM AND 2.160 INCHES MAXIMUM IN
shank_diameter0.1571 INCHES MINIMUM AND 0.1640 INCHES MAXIMUM IN
first_end_styleCHAMFERED
hardness_rating42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
second_end_styleRADIUS
style_designatorSHOULDER
thread_directionRIGHT-HAND
shoulder_diameter0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
NSN4820-00-202-5632
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 75645 · Hama ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: STEEL OVERALL
•
FLOW CONTROL DEVICE: POPPET
•
SURFACE TREATMENT: CADMIUM LOCATION NOT OTHERWISE SPECIFIED
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
DISK LOADING METHOD: SPRING
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
FLOW CONTROL DEVICEPOPPET
SURFACE TREATMENTCADMIUM LOCATION NOT OTHERWISE SPECIFIED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
THREAD DIRECTIONRIGHT-HAND ALL ENDS
DISK LOADING METHODSPRING
MATERIALSTEEL OVERALL
SURFACE TREATMENTCADMIUM LOCATION NOT OTHERWISE SPECIFIED
STYLE DESIGNATORSTRAIGHT THRU
CONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
28090Interchangeable
interchangeable cross-reference
interchangeable
15919Interchangeable
interchangeable cross-reference
interchangeable
110STMDInterchangeable
interchangeable cross-reference
interchangeable
B107.1Interchangeable
interchangeable cross-reference
interchangeable
B107.1 CL1STBInterchangeable
interchangeable cross-reference
interchangeable
15517Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 75645?
75645 is a CYLINDER ASSEMBLY,ACTUATING,LINE manufactured by Hama.
What parts can replace 75645?
There are 27 known substitutes for 75645: 28090, 15919, 110STMD and 24 more. Substitute compatibility should be verified for your specific system.
Is 75645 still available?
75645 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