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1677-06-680-5131 — KEY,MACHINE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1677-06-680-5131: KEY,MACHINE.

The KEY,MACHINE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 172 OVERALL, flat_height: 0.830 INCHES NOMINAL IN, overall_width: 0.995 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN, overall_height: 0.750 INCHES MINIMUM AND 0.753 INCHES MAXIMUM IN, overall_length: 4.500 INCHES NOMINAL IN, style_designator: STEPPED. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-483-3752, 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
1677-06-680-5131
NSN: 5315-01-483-3752
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY 172 OVERALL
flat_height0.830 INCHES NOMINAL IN
overall_width0.995 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
overall_height0.750 INCHES MINIMUM AND 0.753 INCHES MAXIMUM IN
overall_length4.500 INCHES NOMINAL IN
special_featuresKEY IS CUT FROM BAR 4.75 IN X 2.75 IN; STEPPED PORTION OF KEY SITS ON TOP OF A ROUND DISK 4.500 IN DIA X 2.334-2.336 IN HGHT IN
style_designatorSTEPPED
first_flat_length1.750 INCHES NOMINAL IN
second_flat_length0.995 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
end_item_identificationLPT AND WST 30 IN LOWER HATCH AND OPERATOR ASSEMBLY IN
material_document_and_classificationASTM B169 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyUNIVERSAL KEY
NSN5315-01-483-3752
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1677-06-680-5131 · 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
•
FIRST FLAT LENGTH: 1.750 INCHES NOMINAL IN
•
SECOND FLAT LENGTH: 0.995 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: STEPPED
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B169 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.750 INCHES MINIMUM AND 0.753 INCHES MAXIMUM IN
FIRST FLAT LENGTH1.750 INCHES NOMINAL IN
SECOND FLAT LENGTH0.995 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
STYLE DESIGNATORSTEPPED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B169 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH4.500 INCHES NOMINAL IN
OVERALL WIDTH0.995 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
SPECIAL FEATURESKEY IS CUT FROM BAR 4.75 IN X 2.75 IN; STEPPED PORTION OF KEY SITS ON TOP OF A ROUND DISK 4.500 IN DIA X 2.334-2.336 IN HGHT IN
PART NAME ASSIGNED BY CONTROLLING AGENCYUNIVERSAL KEY
END ITEM IDENTIFICATIONLPT AND WST 30 IN LOWER HATCH AND OPERATOR ASSEMBLY IN
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
H547-2003-131Same 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 1677-06-680-5131?
1677-06-680-5131 is a KEY,MACHINE.
What parts can replace 1677-06-680-5131?
There is 1 known substitute for 1677-06-680-5131: H547-2003-131. Substitute compatibility should be verified for your specific system.
What is the NSN for 1677-06-680-5131?
1677-06-680-5131 is cataloged in the U.S. Government catalog under NSN 5315-01-483-3752. This indicates validated use in U.S. government and defense supply chains.
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