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R231SB9L — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

R231SB9L: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.562 INCHES NOMINAL IN, material: STEEL COMP 1117 OVERALL, insert_size: 0.438-14 UNC NONSTD,0.3916 IN. MIN.

0.3941 IN. MAX PITCH DIA IN, style_designator: SERRATED, features_provided: INDIVIDUALLY KEYED, surface_treatment: CADMIUM AND CHROMATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-701-7231, 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
R231SB9L
NSN: 5325-00-701-7231
FSC: 5325 — Fastening Devices
CAGE: 83324 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV ROSAN PRODUCTS (USA)
SPECIFICATIONS
length0.562 INCHES NOMINAL IN
materialSTEEL COMP 1117 OVERALL
insert_size0.438-14 UNC NONSTD,0.3916 IN. MIN. 0.3941 IN. MAX PITCH DIA IN
style_designatorSERRATED
features_providedINDIVIDUALLY KEYED
surface_treatmentCADMIUM AND CHROMATE OVERALL
material_document_and_classificationQQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5325-00-701-7231
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: R231SB9L · 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
•
LENGTH: 0.562 INCHES NOMINAL IN
•
INSERT SIZE: 0.438-14 UNC NONSTD,0.3916 IN. MIN. 0.3941 IN. MAX PITCH DIA IN
•
STYLE DESIGNATOR: SERRATED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
FEATURES PROVIDED: INDIVIDUALLY KEYED
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
MATERIAL: STEEL COMP 1117 OVERALL
TECHNICAL CHARACTERISTICS
LENGTH0.562 INCHES NOMINAL IN
INSERT SIZE0.438-14 UNC NONSTD,0.3916 IN. MIN. 0.3941 IN. MAX PITCH DIA IN
STYLE DESIGNATORSERRATED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FEATURES PROVIDEDINDIVIDUALLY KEYED
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
MATERIALSTEEL COMP 1117 OVERALL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R231SB9L?
R231SB9L is a INSERT,SCREW THREAD.
What is the NSN for R231SB9L?
R231SB9L is cataloged in the U.S. Government catalog under NSN 5325-00-701-7231. 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.