ST51D2-1 — RING,CONNECTING,ROUND

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

ST51D2-1: RING,CONNECTING,ROUND.

The RING,CONNECTING,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410, stock_size: 0.080 IN. DIA IN, construction: SPLIT, inside_diameter: 0.920 INCHES NOMINAL IN, material_document_and_classification: QQ-S-763, CLASS 410 FED SPEC SINGLE MATERIAL RESPONSE.

This part is cataloged in the U.S. Government catalog under NSN 5365-01-243-0460, 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

ST51D2-1

NSN: 5365-01-243-0460
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 04236 — LOCKHEED MARTIN CORP (USA)

SPECIFICATIONS

material	STEEL COMP 410
stock_size	0.080 IN. DIA IN
construction	SPLIT
inside_diameter	0.920 INCHES NOMINAL IN
material_document_and_classification	QQ-S-763, CLASS 410 FED SPEC SINGLE MATERIAL RESPONSE
NSN	5365-01-243-0460

COMPONENT DIAGRAM

KEY FEATURES

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763, CLASS 410 FED SPEC SINGLE MATERIAL RESPONSE

•

STOCK SIZE: 0.080 IN. DIA IN

•

INSIDE DIAMETER: 0.920 INCHES NOMINAL IN

•

MATERIAL: STEEL COMP 410

•

CONSTRUCTION: SPLIT

TECHNICAL CHARACTERISTICS

MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763, CLASS 410 FED SPEC SINGLE MATERIAL RESPONSE
STOCK SIZE	0.080 IN. DIA IN
INSIDE DIAMETER	0.920 INCHES NOMINAL IN
MATERIAL	STEEL COMP 410
CONSTRUCTION	SPLIT

SUBSTITUTES & CROSS-REFERENCES 2

19-51371Reference document

Same NSN cross-reference

Reference document — Secondary reference

KR4Reference 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 ST51D2-1?

ST51D2-1 is a RING,CONNECTING,ROUND.

What parts can replace ST51D2-1?

There are 2 known substitutes for ST51D2-1: 19-51371, KR4. Substitute compatibility should be verified for your specific system.

What is the NSN for ST51D2-1?

ST51D2-1 is cataloged in the U.S. Government catalog under NSN 5365-01-243-0460. This indicates validated use in U.S. government and defense supply chains.

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ST51D2-1 — RING,CONNECTING,ROUND

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