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6141B — VALVE,CHECK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6141B: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include thread_class: 2B FIRST END, connection_type: THREADED INTERNAL TUBE FIRST END, connection_style: GASKET SEAL (BOSS) FIRST END, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND FIRST END, mounting_position: HORIZONTAL. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-647-2385, 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
6141B
NSN: 5305-00-647-2385
NIINs: 006472385, 009674828
FSC: 5305 — Screws
CAGE: 78977 — UNITY MANUFACTURING CO (USA)
SPECIFICATIONS
thread_class2B FIRST END
connection_typeTHREADED INTERNAL TUBE FIRST END
connection_styleGASKET SEAL (BOSS) FIRST END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND FIRST END
mounting_positionHORIZONTAL
flow_control_deviceBALL
nominal_thread_size0.562 INCHES SECOND END IN
valve_operation_methodAUTOMATIC
thread_series_designatorUNF FIRST END
nominal_outside_diameter_tube_accommodated0.250 INCHES FIRST END IN
NSN5305-00-647-2385
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6141B · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FASTENER LENGTH: 0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.187 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.216 INCHES IN
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HEAD STYLE: HEADLESS (SETSCREW)
•
THREAD DIRECTION: RIGHT-HAND
•
POINT STYLE: FLAT
•
SURFACE TREATMENT: CADMIUM OVERALL
•
INTERNAL DRIVE STYLE: SLOT
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
THREAD LENGTH0.187 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.216 INCHES IN
HEAD STYLEHEADLESS (SETSCREW)
THREAD DIRECTIONRIGHT-HAND
POINT STYLEFLAT
SURFACE TREATMENTCADMIUM OVERALL
INTERNAL DRIVE STYLESLOT
THREAD CLASS2A A
THREAD QUANTITY PER INCH32
SUBSTITUTES & CROSS-REFERENCES 1
P92063Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6141B?
6141B is a VALVE,CHECK.
What parts can replace 6141B?
There is 1 known substitute for 6141B: P92063. Substitute compatibility should be verified for your specific system.
What is the NSN for 6141B?
6141B is cataloged in the U.S. Government catalog under NSN 5305-00-647-2385. This indicates validated use in U.S. government and defense supply chains.
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