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Technical Data Sheet
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X1905 — Technical Data Sheet

✓ 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: INTERNAL, usage_design: INTERNAL, major_thickness: 0.050 INCHES NOMINAL IN, strength_rating: ERR-060, outside_diameter: 1.486 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System under NSN 5325-00-619-6507, 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
X1905
NSN: 5325-00-619-6507
FSC: 5325
CAGE: 77260 — PIERCE CO INC THE SUB OF AVIS INDUSTRIAL CORP (USA)
SPECIFICATIONS
materialSTEEL
ring_styleINTERNAL
usage_designINTERNAL
major_thickness0.050 INCHES NOMINAL IN
strength_ratingERR-060
outside_diameter1.486 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUNDED CORNERS
material_document_and_classificationSAE 1065 TO 1090 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-619-6507
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: X1905 · 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
•
MAJOR THICKNESS: 0.050 INCHES NOMINAL IN
•
STRENGTH RATING: ERR-060
•
MATERIAL: STEEL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 1065 TO 1090 ASSN STD SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 1.486 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
USAGE DESIGN: INTERNAL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLEROUNDED CORNERS
MAJOR THICKNESS0.050 INCHES NOMINAL IN
STRENGTH RATINGERR-060
MATERIALSTEEL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 1065 TO 1090 ASSN STD SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER1.486 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
USAGE DESIGNINTERNAL
RING STYLEINTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
43254-20InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
14G316-20InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
50-137InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
NAS501-3-7InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is X1905?
X1905 is a RING,RETAINING.
What parts can replace X1905?
There are 4 known substitutes for X1905: 43254-20, 14G316-20, 50-137 and 1 more. Substitute compatibility should be verified for your specific system.
Is X1905 still available?
X1905 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026