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M143-105 — FASTENER,PAWL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

M143-105: FASTENER,PAWL.

The FASTENER,PAWL is a the manufacturer industrial component. Key specifications include length: 1.735 INCHES NOMINAL IN, material: STEEL COMP 1117 AND STEEL COMP 302 AND ZINC ALLOY OVERALL, pawl_type: OFFSET, grip_handle_width: 0.344 INCHES NOMINAL IN, surface_treatment: CHROMIUM AND PASSIVATE AND ZINC AND CHROMATE OVERALL, operational_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-209-2133, 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
M143-105
NSN: 5340-01-209-2133
FSC: 5340 — Hardware, Commercial
CAGE: 48294 — PSI-PERIPHERAL SUPPORT (USA)
SPECIFICATIONS
length1.735 INCHES NOMINAL IN
materialSTEEL COMP 1117 AND STEEL COMP 302 AND ZINC ALLOY OVERALL
pawl_typeOFFSET
grip_handle_width0.344 INCHES NOMINAL IN
surface_treatmentCHROMIUM AND PASSIVATE AND ZINC AND CHROMATE OVERALL
operational_directionRIGHT-HAND
pawl_actuation_methodGRIP HANDLE
pawl_length_from_actuating_shaft_center_to_pawl_end0.813 INCHES NOMINAL IN
NSN5340-01-209-2133
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M143-105 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
•
OPERATIONAL DIRECTION: RIGHT-HAND
•
GRIP HANDLE WIDTH: 0.344 INCHES NOMINAL IN
•
LENGTH: 1.735 INCHES NOMINAL IN
•
PAWL ACTUATION METHOD: GRIP HANDLE
•
PAWL TYPE: OFFSET
•
SURFACE TREATMENT: CHROMIUM AND PASSIVATE AND ZINC AND CHROMATE OVERALL
•
MATERIAL: STEEL COMP 1117 AND STEEL COMP 302 AND ZINC ALLOY OVERALL
•
PAWL LENGTH FROM ACTUATING SHAFT CENTER TO PAWL END: 0.813 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OPERATIONAL DIRECTIONRIGHT-HAND
GRIP HANDLE WIDTH0.344 INCHES NOMINAL IN
LENGTH1.735 INCHES NOMINAL IN
PAWL ACTUATION METHODGRIP HANDLE
PAWL TYPEOFFSET
SURFACE TREATMENTCHROMIUM AND PASSIVATE AND ZINC AND CHROMATE OVERALL
MATERIALSTEEL COMP 1117 AND STEEL COMP 302 AND ZINC ALLOY OVERALL
PAWL LENGTH FROM ACTUATING SHAFT CENTER TO PAWL END0.813 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M143-105?
M143-105 is a FASTENER,PAWL.
What is the NSN for M143-105?
M143-105 is cataloged in the U.S. Government catalog under NSN 5340-01-209-2133. This indicates validated use in U.S. government and defense supply chains.
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