21126-46 — STUD,SHOULDERED

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

21126-46: STUD,SHOULDERED.

The STUD,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 3A A, fastener_length: 1.812 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, surface_treatment: CADMIUM AND CHROMATE OVERALL, nominal_thread_diameter: 0.312 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-999-9689, 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

21126-46

NSN: 5307-00-999-9689
NIINs: 009999689, 014172547
FSC: 5307 — Studs
CAGE: 83324 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV ROSAN PRODUCTS (USA)

SPECIFICATIONS

material	STEEL OVERALL
thread_class	3A A
fastener_length	1.812 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM AND CHROMATE OVERALL
nominal_thread_diameter	0.312 INCHES IN
thread_quantity_per_inch	24
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF)
material_document_and_classification	MIL-B-7838 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	QQ-P-416, TY 2, CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
NSN	5307-00-999-9689

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

NUT END SHANK DIAMETER: 0.189 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.375 INCHES NOMINAL NUT THREAD IN

•

STYLE DESIGNATOR: SHOULDERED

•

THREAD DIRECTION: RIGHT-HAND NUT THREAD

•

NOMINAL THREAD SIZE: 0.190 INCHES NUT THREAD IN

•

SHOULDER DIAMETER: 0.325 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT END SHANK DIAMETER	0.189 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
THREAD LENGTH	0.375 INCHES NOMINAL NUT THREAD IN
STYLE DESIGNATOR	SHOULDERED
OVERALL LENGTH	0.585 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
THREAD DIRECTION	RIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE	0.190 INCHES NUT THREAD IN
SHOULDER DIAMETER	0.325 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN
SPECIAL FEATURES	DOUBLE SHEAR POUNDS MINIUM 5,380:TENSION POUNDS MINIMUM 2,500
SURFACE TREATMENT	CADMIUM OVERALL

SUBSTITUTES & CROSS-REFERENCES 3

C692-6-4-6Reference document

Same NSN cross-reference

Reference document — Secondary reference

A1C692-6-4-6Reference document

Same NSN cross-reference

Reference document — Secondary reference

HL160-6-4-6Reference 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 21126-46?

21126-46 is a STUD,SHOULDERED.

What parts can replace 21126-46?

There are 3 known substitutes for 21126-46: C692-6-4-6, A1C692-6-4-6, HL160-6-4-6. Substitute compatibility should be verified for your specific system.

What is the NSN for 21126-46?

21126-46 is cataloged in the U.S. Government catalog under NSN 5307-00-999-9689. This indicates validated use in U.S. government and defense supply chains.

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