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11661977 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

11661977: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.245 INCHES NOMINAL IN, diameter: 0.375 INCHES NOMINAL IN, head_style: HEXAGON, special_features: STEEL CHAIN RR-C-271 TY 1 GRADE C CL 5,15.0 IN. LG WELDED TO TOP OF HEAD IN, style_designator: STRAIGHT, surface_treatment: PAINT OVERALL.

This part is cataloged in the U.S. Government catalog under NSN 5315-00-211-8065, 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
11661977
NSN: 5315-00-211-8065
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
height0.245 INCHES NOMINAL IN
diameter0.375 INCHES NOMINAL IN
head_styleHEXAGON
special_featuresSTEEL CHAIN RR-C-271 TY 1 GRADE C CL 5,15.0 IN. LG WELDED TO TOP OF HEAD IN
style_designatorSTRAIGHT
surface_treatmentPAINT OVERALL
under_head_length3.937 INCHES NOMINAL IN
width_across_flats0.573 INCHES NOMINAL IN
NSN5315-00-211-8065
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11661977 · 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
•
WIDTH ACROSS FLATS: 0.573 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 3.937 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT
•
DIAMETER: 0.375 INCHES NOMINAL IN
•
HEAD STYLE: HEXAGON
•
HEIGHT: 0.245 INCHES NOMINAL IN
•
SURFACE TREATMENT: PAINT OVERALL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.573 INCHES NOMINAL IN
UNDER HEAD LENGTH3.937 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
DIAMETER0.375 INCHES NOMINAL IN
HEAD STYLEHEXAGON
HEIGHT0.245 INCHES NOMINAL IN
SPECIAL FEATURESSTEEL CHAIN RR-C-271 TY 1 GRADE C CL 5,15.0 IN. LG WELDED TO TOP OF HEAD IN
SURFACE TREATMENTPAINT OVERALL
MATERIALSTEEL COMP 1005 OR STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 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 1
970-498-421Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 11661977?
11661977 is a PIN,STRAIGHT,HEADED.
What parts can replace 11661977?
There is 1 known substitute for 11661977: 970-498-421. Substitute compatibility should be verified for your specific system.
What is the NSN for 11661977?
11661977 is cataloged in the U.S. Government catalog under NSN 5315-00-211-8065. This indicates validated use in U.S. government and defense supply chains.
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