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123PM10404-1 — BOLT,INTERNAL WRENCHING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

123PM10404-1: BOLT,INTERNAL WRENCHING.

The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8735 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL, head_height: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 1.428 INCHES MINIMUM AND 1.438 INCHES MAXIMUM IN, thread_length: 1.187 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN, fastener_length: 2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-251-4990, 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
123PM10404-1
NSN: 5306-01-251-4990
FSC: 5306 — Bolts
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8735 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL
head_height0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
thread_class3A A
head_diameter1.428 INCHES MINIMUM AND 1.438 INCHES MAXIMUM IN
thread_length1.187 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
fastener_length2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_across_flats0.626 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.875 INCHES IN
NSN5306-01-251-4990
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 123PM10404-1 · 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
•
WIDTH ACROSS FLATS: 0.626 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 1.187 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 0.875 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.626 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
HEAD HEIGHT0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
FASTENER LENGTH2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH1.187 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER0.875 INCHES IN
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH LBS
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 123PM10404-1?
123PM10404-1 is a BOLT,INTERNAL WRENCHING.
What is the NSN for 123PM10404-1?
123PM10404-1 is cataloged in the U.S. Government catalog under NSN 5306-01-251-4990. 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.