PartsTable
Technical Data Sheet
42R2049-100 ✓ Verified by PartsTable
· BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: EXTERNAL, usage_design: EXTERNAL, inside_diameter: 0.722 INCHES NOMINAL IN, major_thickness: 0.042 INCHES NOMINAL IN, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-805-6002, 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
42R2049-100
NSN: 5325-00-805-6002
FSC: 5325
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL
ring_styleEXTERNAL
usage_designEXTERNAL
inside_diameter0.722 INCHES NOMINAL IN
major_thickness0.042 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating66.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationFED-STD 66 NO. 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
NSN5325-00-805-6002
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 42R2049-100 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
RING STYLE: EXTERNAL
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
MATERIAL: STEEL
MATERIAL DOCUMENT AND CLASSIFICATION: FED-STD 66 NO. 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
MATERIAL HARDNESS RATING: 66.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
CASEHARDENING INDICATOR: NOT CASEHARDENED
INSIDE DIAMETER: 0.722 INCHES NOMINAL IN
USAGE DESIGN: EXTERNAL
TECHNICAL CHARACTERISTICS (FLIS)
RING STYLEEXTERNAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIALSTEEL
MATERIAL DOCUMENT AND CLASSIFICATIONFED-STD 66 NO. 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
MATERIAL HARDNESS RATING66.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
CASEHARDENING INDICATORNOT CASEHARDENED
INSIDE DIAMETER0.722 INCHES NOMINAL IN
USAGE DESIGNEXTERNAL
MAJOR THICKNESS0.042 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
588.70-400003-000Interchangeable
interchangeable cross-reference
interchangeable
982443Interchangeable
interchangeable cross-reference
interchangeable
518-279Interchangeable
interchangeable cross-reference
interchangeable
5100-78ZDInterchangeable
interchangeable cross-reference
interchangeable
JHP111-57Interchangeable
interchangeable cross-reference
interchangeable
5100-78Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 42R2049-100?
42R2049-100 is a RING,RETAINING.
What parts can replace 42R2049-100?
There are 17 known substitutes for 42R2049-100: 588.70-400003-000, 982443, 518-279 and 14 more. Substitute compatibility should be verified for your specific system.
Is 42R2049-100 still available?
42R2049-100 is currently cancelled.
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