171A423 PIECE 42 — STUD,RECESSED

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

171A423 PIECE 42: STUD,RECESSED.

The STUD,RECESSED is a the manufacturer industrial component. Key specifications include thread_class: 2A STUD THREAD A, thread_length: 3.000 INCHES NOMINAL STUD THREAD IN, overall_length: 9.750 INCHES NOMINAL IN, special_features: EXTENSION ON STUD END 1.820 IN. DIA; 0.560 IN.

LG; HEX SOCKET NUT END; HOLE DRILLED THRU ENTIRE STUD IN, style_designator: RECESSED, thread_direction: RIGHT-HAND STUD THREAD. This part is cataloged in the U.S. Government catalog under NSN 5307-01-029-9231, 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

171A423 PIECE 42

NSN: 5307-01-029-9231
FSC: 5307 — Studs
CAGE: 01289 — GENERAL ELECTRIC COMPANY (USA)

SPECIFICATIONS

thread_class	2A STUD THREAD A
thread_length	3.000 INCHES NOMINAL STUD THREAD IN
overall_length	9.750 INCHES NOMINAL IN
special_features	EXTENSION ON STUD END 1.820 IN. DIA; 0.560 IN. LG; HEX SOCKET NUT END; HOLE DRILLED THRU ENTIRE STUD IN
style_designator	RECESSED
thread_direction	RIGHT-HAND STUD THREAD
nominal_thread_size	2.000 INCHES STUD THREAD IN
end_item_identification	STEAM TURBINE,SHIPS PROPULSION SYSTEM
thread_quantity_per_inch	8 NUT THREAD
thread_series_designator	UN STUD THREAD
length_of_recessed_portion_of_shank	3.190 INCHES NOMINAL IN
diameter_of_recessed_portion_of_shank	1.820 INCHES NOMINAL IN
NSN	5307-01-029-9231

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD LENGTH: 3.000 INCHES NOMINAL STUD THREAD IN

•

STYLE DESIGNATOR: RECESSED

•

DIAMETER OF RECESSED PORTION OF SHANK: 1.820 INCHES NOMINAL IN

•

THREAD DIRECTION: RIGHT-HAND STUD THREAD

•

NOMINAL THREAD SIZE: 2.000 INCHES NUT THREAD IN

TECHNICAL CHARACTERISTICS

THREAD LENGTH	3.000 INCHES NOMINAL STUD THREAD IN
THREAD LENGTH	3.000 INCHES NOMINAL NUT THREAD IN
STYLE DESIGNATOR	RECESSED
OVERALL LENGTH	9.750 INCHES NOMINAL IN
DIAMETER OF RECESSED PORTION OF SHANK	1.820 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND STUD THREAD
THREAD DIRECTION	RIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE	2.000 INCHES NUT THREAD IN
NOMINAL THREAD SIZE	2.000 INCHES STUD THREAD IN
LENGTH OF RECESSED PORTION OF SHANK	3.190 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5307 — Studs

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625

SUBSTITUTES & CROSS-REFERENCES 1

171A423-042Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

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 171A423 PIECE 42?

171A423 PIECE 42 is a STUD,RECESSED.

What parts can replace 171A423 PIECE 42?

There is 1 known substitute for 171A423 PIECE 42: 171A423-042. Substitute compatibility should be verified for your specific system.

What is the NSN for 171A423 PIECE 42?

171A423 PIECE 42 is cataloged in the U.S. Government catalog under NSN 5307-01-029-9231. This indicates validated use in U.S. government and defense supply chains.

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