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Technical Data Sheet
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126687 — BOLT,EXTERNALLY RELIEVED BODY

✓ Government record, cited
Hama · BOLT SCREW
PRODUCT OVERVIEW

126687: BOLT,EXTERNALLY RELIEVED BODY.

- Equipment bag for safely storing and protecting a digital camera including accessories and a tablet PC - Removable, padded inner compartment with two removable inner dividers - Main compartment with a zip - Flat zipped compartment on the back for quick access - Additional compartment with a hook and loop fastener under the lid - Padded inner compartment for tablet PCs - Adjustable length shoulder strap - Shoulder straped convertible into a handle - Easy wipe free base This part is cataloged in the U.S. Government catalog under NSN 5306-00-152-5176, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
126687
NSN: 5306-00-152-5176
FSC: 5306 — Bolts
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
materialSTEEL COMP 8740 OVERALL
head_styleDRIVE
head_height0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
thread_length0.615 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN
fastener_length2.745 INCHES MINIMUM AND 2.755 INCHES MAXIMUM IN
hardness_rating34.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
nominal_thread_diameter0.4375 INCHES IN
fifth_diameter_from_head0.358 INCHES MINIMUM AND 0.368 INCHES MAXIMUM IN
NSN5306-00-152-5176
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 126687 · Hama ⚠ 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
•
FOURTH DIAMETER FROM HEAD: 0.434 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
•
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIFTH DIAMETER: 0.890 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.745 INCHES MINIMUM AND 2.755 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.615 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN
•
HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
FOURTH DIAMETER FROM HEAD0.434 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIFTH DIAMETER0.890 INCHES NOMINAL IN
HEAD HEIGHT0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
FASTENER LENGTH2.745 INCHES MINIMUM AND 2.755 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.615 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.350 INCHES MINIMUM AND 0.368 INCHES MAXIMUM IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.420 INCHES NOMINAL IN
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 126687?
126687 is a BOLT,EXTERNALLY RELIEVED BODY manufactured by Hama.
What is the NSN for 126687?
126687 is cataloged in the U.S. Government catalog under NSN 5306-00-152-5176. 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.