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20097L6C1200 — BOLT,INTERNAL WRENCHING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

20097L6C1200: BOLT,INTERNAL WRENCHING.

The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN, thread_length: 1.250 INCHES MINIMUM AND 1.940 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-558-1228, 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
20097L6C1200
NSN: 5306-00-558-1228
FSC: 5306 — Bolts
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
thread_length1.250 INCHES MINIMUM AND 1.940 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES THREADS
fastener_length7.380 INCHES MINIMUM AND 7.500 INCHES MAXIMUM IN
hardness_rating38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
special_featuresWITH STRIP TYPE LOCKING ELEMENT IN THREADS OR PATCH TYPE ON THREADS
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
NSN5306-00-558-1228
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 20097L6C1200 · 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
•
SURFACE FINISH: 32.0 MICROINCHES THREADS
•
WIDTH ACROSS FLATS: 0.312 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
FASTENER LENGTH: 7.380 INCHES MINIMUM AND 7.500 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 1.250 INCHES MINIMUM AND 1.940 INCHES MAXIMUM IN
•
HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
WIDTH ACROSS FLATS0.312 INCHES NOMINAL IN
HEAD HEIGHT0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
FASTENER LENGTH7.380 INCHES MINIMUM AND 7.500 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH1.250 INCHES MINIMUM AND 1.940 INCHES MAXIMUM IN
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEFLAT CHAMFER
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
481103-11Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20097L6C1200?
20097L6C1200 is a BOLT,INTERNAL WRENCHING.
What parts can replace 20097L6C1200?
There is 1 known substitute for 20097L6C1200: 481103-11. Substitute compatibility should be verified for your specific system.
What is the NSN for 20097L6C1200?
20097L6C1200 is cataloged in the U.S. Government catalog under NSN 5306-00-558-1228. 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.