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242178 — ADAPTER,CONNECTOR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

242178: ADAPTER,CONNECTOR.

The ADAPTER,CONNECTOR is a the manufacturer industrial component. Key specifications include head_style: PAN NO. 2, body_height: 0.820 INCHES NOMINAL IN, head_height: 0.063 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN, thread_length: 0.200 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-316-3172, 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
242178
NSN: 5305-01-316-3172
NIINs: 013163172, 016585844, 016842945
FSC: 5305 — Screws
CAGE: 07070 — UNITED STATES DEPARTMENT OF THE NAVY DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY (USA)
SPECIFICATIONS
head_stylePAN NO. 2
body_height0.820 INCHES NOMINAL IN
head_height0.063 INCHES NOMINAL IN
thread_class2A A
head_diameter0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
thread_length0.200 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
overall_length1.30 INCHES NOMINAL IN
screw_materialCOPPER ALLOY 464
fastener_length0.250 INCHES NOMINAL IN
special_featuresBODY BRASS, INSULATOR PTFE, GASKET SILICONE,
thread_directionRIGHT-HAND
precious_materialSILVER
NSN5305-01-316-3172
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 242178 · 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
•
HEAD HEIGHT: 0.063 INCHES NOMINAL IN
•
SCREW SURFACE TREATMENT: SILVER
•
FASTENER LENGTH: 0.250 INCHES NOMINAL IN
•
PRECIOUS MATERIAL: SILVER
•
THREAD LENGTH: 0.200 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD STYLE: PAN NO. 2
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.063 INCHES NOMINAL IN
SCREW SURFACE TREATMENTSILVER
FASTENER LENGTH0.250 INCHES NOMINAL IN
PRECIOUS MATERIALSILVER
THREAD LENGTH0.200 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD STYLEPAN NO. 2
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALCOPPER ALLOY 464
PRECIOUS MATERIAL AND LOCATIONOVERALL SILVER
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 242178?
242178 is a ADAPTER,CONNECTOR.
What is the NSN for 242178?
242178 is cataloged in the U.S. Government catalog under NSN 5305-01-316-3172. 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.