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156972 — CABLE ASSY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

156972: CABLE ASSY.

The CABLE ASSY is a the manufacturer cable assembly designed for reliable internal or external connectivity in enterprise server and storage environments. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN FIRST END, head_style: SQUARE, tooth_form: STANDARD, head_height: 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-281-3294, 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
156972
NSN: 5305-00-281-3294
NIINs: 002813294, 002883226, 006778846
FSC: 5305 — Screws
CAGE: 58275 — SASCO INC CANADIAN DIV
SPECIFICATIONS
materialSTEEL OVERALL
body_stylePLAIN, SOLID
bore_stylePLAIN FIRST END
head_styleSQUARE
tooth_formSTANDARD
head_height0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
point_styleDOG
point_length0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
thread_class1A A
thread_length0.516 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
pitch_diameter1.2500 INCHES NOMINAL IN
point_diameter0.180 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
NSN5305-00-281-3294
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 156972 · 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
•
POINT DIAMETER: 0.180 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
•
POINT LENGTH: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.516 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-630 FS1018 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-630 FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-631 FED SPEC 5TH MATERIAL RESPONSE OR QQ-S-634 FED SPEC 6TH MATERIAL RESPONSE OR QQ-S-633 FED SPEC 7TH MATERIAL RESPONSE OR QQ-S-633 FED SPEC 8TH MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: SQUARE
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS
POINT DIAMETER0.180 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
HEAD HEIGHT0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
POINT LENGTH0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
FASTENER LENGTH0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
THREAD LENGTH0.516 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-630 FS1018 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-630 FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-631 FED SPEC 5TH MATERIAL RESPONSE OR QQ-S-634 FED SPEC 6TH MATERIAL RESPONSE OR QQ-S-633 FED SPEC 7TH MATERIAL RESPONSE OR QQ-S-633 FED SPEC 8TH MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLESQUARE
THREAD DIRECTIONRIGHT-HAND
POINT STYLEDOG
SUBSTITUTES & CROSS-REFERENCES 1
A308411Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 156972?
156972 is a CABLE ASSY.
What parts can replace 156972?
There is 1 known substitute for 156972: A308411. Substitute compatibility should be verified for your specific system.
What is the NSN for 156972?
156972 is cataloged in the U.S. Government catalog under NSN 5305-00-281-3294. 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.