PartsTable
Technical Data Sheet
213749 ✓ 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 COMP 420, ring_style: EXTERNAL, usage_design: EXTERNAL, inside_diameter: 0.333 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN, major_thickness: 0.024 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-200-7461, 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
213749
NSN: 5325-00-200-7461
FSC: 5325
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL COMP 420
ring_styleEXTERNAL
usage_designEXTERNAL
inside_diameter0.333 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
major_thickness0.024 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating48.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleROUNDED CORNERS
material_document_and_classificationAMS 5506 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-200-7461
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 213749 · 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
CROSS-SECTIONAL SHAPE STYLE: ROUNDED CORNERS
INSIDE DIAMETER: 0.333 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
MATERIAL: STEEL COMP 420
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5506 ASSN STD SINGLE MATERIAL RESPONSE
MAJOR THICKNESS: 0.024 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
CASEHARDENING INDICATOR: NOT CASEHARDENED
USAGE DESIGN: EXTERNAL
MATERIAL HARDNESS RATING: 48.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLEROUNDED CORNERS
INSIDE DIAMETER0.333 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
MATERIALSTEEL COMP 420
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5506 ASSN STD SINGLE MATERIAL RESPONSE
MAJOR THICKNESS0.024 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
USAGE DESIGNEXTERNAL
MATERIAL HARDNESS RATING48.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM
RING STYLEEXTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
ES281-37SInterchangeable
interchangeable cross-reference
interchangeable
10-92815-37Interchangeable
interchangeable cross-reference
interchangeable
AEA9621GInterchangeable
interchangeable cross-reference
interchangeable
25704-281210-72-0Interchangeable
Same NIIN cross-reference
interchangeable
MS9013-07Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 213749?
213749 is a RING,RETAINING.
What parts can replace 213749?
There are 5 known substitutes for 213749: ES281-37S, 10-92815-37, AEA9621G and 2 more. Substitute compatibility should be verified for your specific system.
Is 213749 still available?
213749 is currently cancelled.
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