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DW1649 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

DW1649: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1065 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1095, ring_style: SPECIAL, usage_design: EXTERNAL, inside_diameter: 4.947 INCHES MINIMUM AND 5.080 INCHES MAXIMUM IN, major_thickness: 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN, outside_diameter: 5.467 INCHES MINIMUM AND 5.560 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-122-4989, 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
DW1649
NSN: 5325-01-122-4989
FSC: 5325 — Fastening Devices
CAGE: Z4660 — ROSEBANK ENGINEERING (AUS)
SPECIFICATIONS
materialSTEEL COMP 1065 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1095
ring_styleSPECIAL
usage_designEXTERNAL
inside_diameter4.947 INCHES MINIMUM AND 5.080 INCHES MAXIMUM IN
major_thickness0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
outside_diameter5.467 INCHES MINIMUM AND 5.560 INCHES MAXIMUM IN
surface_treatmentCADMIUM AND CHROMATE
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleRECTANGULAR
surface_treatment_document_and_classificationAI-388 CL 2 TY 2 FSCM 55284 MFR REF SINGLE TREATMENT RESPONSE
NSN5325-01-122-4989
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: DW1649 · 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
•
MATERIAL HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
•
USAGE DESIGN: EXTERNAL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AI-388 CL 2 TY 2 FSCM 55284 MFR REF SINGLE TREATMENT RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-700 SAE 1065 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-700 SAE 1080 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-700 SAE 1084 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-700 SAE 1085 FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-700 SAE 1086 FED SPEC 5TH MATERIAL RESPONSE OR QQ-S-700 SAE 1095 FED SPEC 6TH MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 5.467 INCHES MINIMUM AND 5.560 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 4.947 INCHES MINIMUM AND 5.080 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
USAGE DESIGNEXTERNAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAI-388 CL 2 TY 2 FSCM 55284 MFR REF SINGLE TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-700 SAE 1065 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-700 SAE 1080 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-700 SAE 1084 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-700 SAE 1085 FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-700 SAE 1086 FED SPEC 5TH MATERIAL RESPONSE OR QQ-S-700 SAE 1095 FED SPEC 6TH MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER5.467 INCHES MINIMUM AND 5.560 INCHES MAXIMUM IN
MAJOR THICKNESS0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
INSIDE DIAMETER4.947 INCHES MINIMUM AND 5.080 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESPECIAL
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 1
10154167Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DW1649?
DW1649 is a RING,RETAINING.
What parts can replace DW1649?
There is 1 known substitute for DW1649: 10154167. Substitute compatibility should be verified for your specific system.
What is the NSN for DW1649?
DW1649 is cataloged in the U.S. Government catalog under NSN 5325-01-122-4989. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.