9M188-181 — RING,RETAINING

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

9M188-181: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: SPECIAL FLAT, usage_design: INTERNAL, inside_diameter: 1.669 INCHES MINIMUM AND 1.705 INCHES MAXIMUM IN, major_thickness: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN, strength_rating: ERR-060. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-323-3530, 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

9M188-181

NSN: 5325-00-323-3530
FSC: 5325 — Fastening Devices
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	STEEL
ring_style	SPECIAL FLAT
usage_design	INTERNAL
inside_diameter	1.669 INCHES MINIMUM AND 1.705 INCHES MAXIMUM IN
major_thickness	0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
strength_rating	ERR-060
outside_diameter	1.923 INCHES MINIMUM AND 1.943 INCHES MAXIMUM IN
surface_treatment	CADMIUM AND CHROMATE
casehardening_indicator	NOT CASEHARDENED
cross-sectional_shape_style	DOUBLE OVAL
material_document_and_classification	FED STD 66 SAE 1070 THRU SAE 1090 FED STD SINGLE MATERIAL RESPONSE
NSN	5325-00-323-3530

COMPONENT DIAGRAM

KEY FEATURES

•

USAGE DESIGN: INTERNAL

•

STRENGTH RATING: ERR-060

•

MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 SAE 1070 THRU SAE 1090 FED STD SINGLE MATERIAL RESPONSE

•

CROSS-SECTIONAL SHAPE STYLE: DOUBLE OVAL

•

OUTSIDE DIAMETER: 1.923 INCHES MINIMUM AND 1.943 INCHES MAXIMUM IN

•

MAJOR THICKNESS: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN

•

INSIDE DIAMETER: 1.669 INCHES MINIMUM AND 1.705 INCHES MAXIMUM IN

•

CASEHARDENING INDICATOR: NOT CASEHARDENED

TECHNICAL CHARACTERISTICS

USAGE DESIGN	INTERNAL
STRENGTH RATING	ERR-060
MATERIAL DOCUMENT AND CLASSIFICATION	FED STD 66 SAE 1070 THRU SAE 1090 FED STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLE	DOUBLE OVAL
OUTSIDE DIAMETER	1.923 INCHES MINIMUM AND 1.943 INCHES MAXIMUM IN
MAJOR THICKNESS	0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
INSIDE DIAMETER	1.669 INCHES MINIMUM AND 1.705 INCHES MAXIMUM IN
CASEHARDENING INDICATOR	NOT CASEHARDENED
RING STYLE	SPECIAL FLAT
SURFACE TREATMENT	CADMIUM AND CHROMATE

OTHER ITEMS IN FSC 5325 — Fastening Devices

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

5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317

SUBSTITUTES & CROSS-REFERENCES 1

RRT181CDM9Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 9M188-181?

9M188-181 is a RING,RETAINING.

What parts can replace 9M188-181?

There is 1 known substitute for 9M188-181: RRT181CDM9. Substitute compatibility should be verified for your specific system.

What is the NSN for 9M188-181?

9M188-181 is cataloged in the U.S. Government catalog under NSN 5325-00-323-3530. This indicates validated use in U.S. government and defense supply chains.

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9M188-181 — RING,RETAINING

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