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342129-4 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

342129-4: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include diameter: 0.080 INCHES NOMINAL IN, material: TITANIUM ALLOY UNS R56401 OVERALL, head_style: L SHAPE, head_length: 0.450 INCHES NOMINAL IN, head_radius: 0.180 INCHES NOMINAL IN, chamfer_length: 0.100 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-412-4993, 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
342129-4
NSN: 5315-01-412-4993
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
diameter0.080 INCHES NOMINAL IN
materialTITANIUM ALLOY UNS R56401 OVERALL
head_styleL SHAPE
head_length0.450 INCHES NOMINAL IN
head_radius0.180 INCHES NOMINAL IN
chamfer_length0.100 INCHES NOMINAL IN
style_designatorSTRAIGHT
pin_head_diameter0.080 INCHES NOMINAL IN
under_head_length41.350 INCHES NOMINAL IN
NSN5315-01-412-4993
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 342129-4 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CHAMFER LENGTH: 0.100 INCHES NOMINAL IN
•
HEAD RADIUS: 0.180 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 41.350 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT
•
PIN HEAD DIAMETER: 0.080 INCHES NOMINAL IN
•
DIAMETER: 0.080 INCHES NOMINAL IN
•
HEAD STYLE: L SHAPE
•
HEAD LENGTH: 0.450 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CHAMFER LENGTH0.100 INCHES NOMINAL IN
HEAD RADIUS0.180 INCHES NOMINAL IN
UNDER HEAD LENGTH41.350 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER0.080 INCHES NOMINAL IN
DIAMETER0.080 INCHES NOMINAL IN
HEAD STYLEL SHAPE
HEAD LENGTH0.450 INCHES NOMINAL IN
MATERIALTITANIUM ALLOY UNS R56401 OVERALL
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 342129-4?
342129-4 is a PIN,STRAIGHT,HEADED.
What is the NSN for 342129-4?
342129-4 is cataloged in the U.S. Government catalog under NSN 5315-01-412-4993. 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.