42R2049-380 — RING,RETAINING

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

42R2049-380: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: EXTERNAL, usage_design: EXTERNAL, inside_diameter: 4.428 INCHES MINIMUM AND 4.478 INCHES MAXIMUM IN, major_thickness: 0.106 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-282-6961, 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

42R2049-380

NSN: 5325-00-282-6961
FSC: 5325 — Fastening Devices
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	STEEL
ring_style	EXTERNAL
usage_design	EXTERNAL
inside_diameter	4.428 INCHES MINIMUM AND 4.478 INCHES MAXIMUM IN
major_thickness	0.106 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN
casehardening_indicator	NOT CASEHARDENED
material_hardness_rating	45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
cross-sectional_shape_style	RECTANGULAR
material_document_and_classification	FED STD 66,FS1066 TO 1090 FED STD SINGLE MATERIAL RESPONSE
NSN	5325-00-282-6961

COMPONENT DIAGRAM

KEY FEATURES

•

MATERIAL HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM

•

USAGE DESIGN: EXTERNAL

•

MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66,FS1066 TO 1090 FED STD SINGLE MATERIAL RESPONSE

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

MAJOR THICKNESS: 0.106 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN

•

INSIDE DIAMETER: 4.428 INCHES MINIMUM AND 4.478 INCHES MAXIMUM IN

•

CASEHARDENING INDICATOR: NOT CASEHARDENED

•

RING STYLE: EXTERNAL

TECHNICAL CHARACTERISTICS

MATERIAL HARDNESS RATING	45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
USAGE DESIGN	EXTERNAL
MATERIAL DOCUMENT AND CLASSIFICATION	FED STD 66,FS1066 TO 1090 FED STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
MAJOR THICKNESS	0.106 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN
INSIDE DIAMETER	4.428 INCHES MINIMUM AND 4.478 INCHES MAXIMUM IN
CASEHARDENING INDICATOR	NOT CASEHARDENED
RING STYLE	EXTERNAL
MATERIAL	STEEL

SUBSTITUTES & CROSS-REFERENCES 8

587706PC5Reference document

Same NSN cross-reference

Reference document — Secondary reference

5100-475Reference document

Same NSN cross-reference

Reference document — Secondary reference

MS16624-475Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

E-N-475Reference document

Same NSN cross-reference

Reference document — Secondary reference

MIL-DTL-21248Reference document

Same NSN cross-reference

Reference document — Identification reference

T-N-475Reference 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 42R2049-380?

42R2049-380 is a RING,RETAINING.

What parts can replace 42R2049-380?

There are 8 known substitutes for 42R2049-380: 587706PC5, 5100-475, MS16624-475 and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 42R2049-380?

42R2049-380 is cataloged in the U.S. Government catalog under NSN 5325-00-282-6961. This indicates validated use in U.S. government and defense supply chains.

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