KNS10037-5-121 — STUD,LOCKED IN

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

KNS10037-5-121: STUD,LOCKED IN.

The STUD,LOCKED IN is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660, thread_class: 2A STUD THREAD A, thread_length: 0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM STUD THREAD IN, overall_length: 1.615 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN, surface_finish: 63.0 MICROINCHES SHANK, hardness_rating: 26.0 ROCKWELL C MINIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-307-2418, 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

KNS10037-5-121

NSN: 5307-01-307-2418
FSC: 5307 — Studs
CAGE: 75237 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV MICRODOT PRODUCTS (USA)

SPECIFICATIONS

material	IRON ALLOY 660
thread_class	2A STUD THREAD A
thread_length	0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM STUD THREAD IN
overall_length	1.615 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN
surface_finish	63.0 MICROINCHES SHANK
hardness_rating	26.0 ROCKWELL C MINIMUM
locking_feature	KEY INSERTS
style_designator	LOCKED IN
thread_direction	RIGHT-HAND NUT THREAD
nominal_thread_size	0.437 INCHES STUD THREAD IN
thread_quantity_per_inch	24 NUT THREAD
thread_series_designator	UNIFIED NATIONAL COARSE (UNC) STUD THREAD
NSN	5307-01-307-2418

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES NUT THD

•

THREAD LENGTH: 0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM STUD THREAD IN

•

HARDNESS RATING: 26.0 ROCKWELL C MINIMUM

•

STYLE DESIGNATOR: LOCKED IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES NUT THD
SURFACE FINISH	63.0 MICROINCHES SHANK
THREAD LENGTH	0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM STUD THREAD IN
THREAD LENGTH	0.739 INCHES MINIMUM NUT THREAD IN
HARDNESS RATING	26.0 ROCKWELL C MINIMUM
STYLE DESIGNATOR	LOCKED IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH	1.615 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN
THREAD DIRECTION	RIGHT-HAND STUD THREAD
THREAD DIRECTION	RIGHT-HAND NUT THREAD

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 2

KNSA9001-5-19-12Reference document

Same NSN cross-reference

Reference document — Secondary reference

1462M33P03Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 KNS10037-5-121?

KNS10037-5-121 is a STUD,LOCKED IN.

What parts can replace KNS10037-5-121?

There are 2 known substitutes for KNS10037-5-121: KNSA9001-5-19-12, 1462M33P03. Substitute compatibility should be verified for your specific system.

What is the NSN for KNS10037-5-121?

KNS10037-5-121 is cataloged in the U.S. Government catalog under NSN 5307-01-307-2418. This indicates validated use in U.S. government and defense supply chains.

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