A51M12557-1 — BEARING,PLAIN,ROD END

✓ Government record, cited

— · BALL BEARING

PRODUCT OVERVIEW

A51M12557-1: BEARING,PLAIN,ROD END.

The BEARING,PLAIN,ROD END is a the manufacturer industrial component. Key specifications include material: PLASTIC RACE LINER, shank_style: EXTERNALLY THREADED, thread_class: 3A A, bore_diameter: 0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN, overall_length: 2.2500 INCHES NOMINAL IN, thread_diameter: 0.312 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-159-8419, 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

A51M12557-1

NSN: 3120-00-159-8419
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 61174 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS (USA)

SPECIFICATIONS

material	PLASTIC RACE LINER
shank_style	EXTERNALLY THREADED
thread_class	3A A
bore_diameter	0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
overall_length	2.2500 INCHES NOMINAL IN
thread_diameter	0.312 INCHES NOMINAL IN
special_features	KEYWAY IN SHANK,0.062 IN. MIN 0.067 IN. MAX W IN
style_designator	BALL TYPE
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
inner_member_width	0.2790 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
outer_member_width	0.2130 INCHES MINIMUM AND 0.2230 INCHES MAXIMUM IN
NSN	3120-00-159-8419

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK THREAD LENGTH: 1.2810 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

BORE CENTER TO SHANK END DISTANCE: 1.8750 INCHES NOMINAL IN

•

INNER MEMBER WIDTH: 0.2790 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN

•

OUTER MEMBER WIDTH: 0.2130 INCHES MINIMUM AND 0.2230 INCHES MAXIMUM IN

•

STYLE DESIGNATOR: BALL TYPE

•

THREAD DIAMETER: 0.312 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE ROD END BODY

TECHNICAL CHARACTERISTICS

SHANK THREAD LENGTH	1.2810 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
BORE CENTER TO SHANK END DISTANCE	1.8750 INCHES NOMINAL IN
INNER MEMBER WIDTH	0.2790 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
OUTER MEMBER WIDTH	0.2130 INCHES MINIMUM AND 0.2230 INCHES MAXIMUM IN
STYLE DESIGNATOR	BALL TYPE
THREAD DIAMETER	0.312 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE ROD END BODY
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER
OVERALL LENGTH	2.2500 INCHES NOMINAL IN

OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted

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

3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A51M12557-1?

A51M12557-1 is a BEARING,PLAIN,ROD END.

What is the NSN for A51M12557-1?

A51M12557-1 is cataloged in the U.S. Government catalog under NSN 3120-00-159-8419. This indicates validated use in U.S. government and defense supply chains.

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A51M12557-1 — BEARING,PLAIN,ROD END

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