KNS9000-4-12 — STUD,LOCKED IN

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

KNS9000-4-12: STUD,LOCKED IN.

The STUD,LOCKED IN is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140, thread_class: 3A NUT THREAD A, thread_length: 0.440 INCHES MINIMUM AND 0.500 INCHES MAXIMUM NUT THREAD IN, overall_length: 1.100 INCHES MINIMUM AND 1.170 INCHES MAXIMUM IN, surface_finish: 63.0 MICROINCHES SHANK, hardness_rating: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-190-7651, 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

KNS9000-4-12

NSN: 5307-01-190-7651
FSC: 5307 — Studs
CAGE: 75237 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV MICRODOT PRODUCTS (USA)

SPECIFICATIONS

material	STEEL COMP 4140
thread_class	3A NUT THREAD A
thread_length	0.440 INCHES MINIMUM AND 0.500 INCHES MAXIMUM NUT THREAD IN
overall_length	1.100 INCHES MINIMUM AND 1.170 INCHES MAXIMUM IN
surface_finish	63.0 MICROINCHES SHANK
hardness_rating	36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
locking_feature	KEY INSERTS
style_designator	LOCKED IN
thread_direction	RIGHT-HAND STUD THREAD
surface_treatment	CADMIUM AND CHROMATE OVERALL
nominal_thread_size	0.250 INCHES NUT THREAD IN
thread_quantity_per_inch	28 NUT THREAD
NSN	5307-01-190-7651

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 63.0 MICROINCHES STUD THD

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.440 INCHES MINIMUM AND 0.500 INCHES MAXIMUM NUT THREAD IN

•

HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM

•

STYLE DESIGNATOR: LOCKED IN

TECHNICAL CHARACTERISTICS

SURFACE FINISH	63.0 MICROINCHES STUD THD
SURFACE FINISH	32.0 MICROINCHES NUT THD
SURFACE FINISH	63.0 MICROINCHES SHANK
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.440 INCHES MINIMUM AND 0.500 INCHES MAXIMUM NUT THREAD IN
THREAD LENGTH	0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM STUD THREAD IN
HARDNESS RATING	36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR	LOCKED IN
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH	1.100 INCHES MINIMUM AND 1.170 INCHES MAXIMUM 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

MS51833-202-12Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is KNS9000-4-12?

KNS9000-4-12 is a STUD,LOCKED IN.

What parts can replace KNS9000-4-12?

There is 1 known substitute for KNS9000-4-12: MS51833-202-12. Substitute compatibility should be verified for your specific system.

What is the NSN for KNS9000-4-12?

KNS9000-4-12 is cataloged in the U.S. Government catalog under NSN 5307-01-190-7651. This indicates validated use in U.S. government and defense supply chains.

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