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P21248-001 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

P21248-001: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302, end_style: VERTEX CENTER OR ABOVE, ring_style: STRAIGHT GAP, usage_design: INTERNAL, inside_diameter: 0.446 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, major_thickness: 0.033 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-968-4959, 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
P21248-001
NSN: 5325-00-968-4959
FSC: 5325 — Fastening Devices
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 302
end_styleVERTEX CENTER OR ABOVE
ring_styleSTRAIGHT GAP
usage_designINTERNAL
inside_diameter0.446 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
major_thickness0.033 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
outside_diameter0.550 INCHES NOMINAL IN
surface_treatmentPASSIVATE
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationAISI 302 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-968-4959
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: P21248-001 · 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
•
USAGE DESIGN: INTERNAL
•
END STYLE: VERTEX CENTER OR ABOVE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI 302 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 0.550 INCHES NOMINAL IN
•
MAJOR THICKNESS: 0.033 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 0.446 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
USAGE DESIGNINTERNAL
END STYLEVERTEX CENTER OR ABOVE
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 302 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER0.550 INCHES NOMINAL IN
MAJOR THICKNESS0.033 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
INSIDE DIAMETER0.446 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
SURFACE TREATMENTPASSIVATE
SUBSTITUTES & CROSS-REFERENCES 2
XRS-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
752338Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is P21248-001?
P21248-001 is a RING,RETAINING.
What parts can replace P21248-001?
There are 2 known substitutes for P21248-001: XRS-4, 752338. Substitute compatibility should be verified for your specific system.
What is the NSN for P21248-001?
P21248-001 is cataloged in the U.S. Government catalog under NSN 5325-00-968-4959. This indicates validated use in U.S. government and defense supply chains.
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