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0907863 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

0907863: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include hole_diameter: 0.448 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN, outside_diameter: 0.740 INCHES MINIMUM AND 0.789 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH, material_thickness: 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN, nondefinitive_spec/std_data: A TYPE. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-011-5550, 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
0907863
NSN: 5310-00-011-5550
FSC: 5310 — Nuts and Washers
CAGE: 92392 — ALLIS-CHALMERS CORP (USA)
SPECIFICATIONS
hole_diameter0.448 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN
outside_diameter0.740 INCHES MINIMUM AND 0.789 INCHES MAXIMUM IN
style_designatorFLAT INTERNAL TEETH
material_thickness0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
nondefinitive_spec/std_dataA TYPE
NSN5310-00-011-5550
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 0907863 · 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
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
OUTSIDE DIAMETER: 0.740 INCHES MINIMUM AND 0.789 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
•
NONDEFINITIVE SPEC/STD DATA: A TYPE
•
MATERIAL: STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1071 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
•
HOLE DIAMETER: 0.448 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT INTERNAL TEETH
OUTSIDE DIAMETER0.740 INCHES MINIMUM AND 0.789 INCHES MAXIMUM IN
MATERIAL THICKNESS0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATAA TYPE
MATERIALSTEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1071 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
HOLE DIAMETER0.448 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 5
115550Reference document
Same NSN cross-reference
Reference document — Secondary reference
X297BReference document
Same NSN cross-reference
Reference document — Secondary reference
6E07Reference document
Same NSN cross-reference
Reference document — Secondary reference
MILW6986TYPEAReference document
Same NSN cross-reference
Reference document — Identification reference
907863Reference 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 0907863?
0907863 is a WASHER,LOCK.
What parts can replace 0907863?
There are 5 known substitutes for 0907863: 115550, X297B, 6E07 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0907863?
0907863 is cataloged in the U.S. Government catalog under NSN 5310-00-011-5550. 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.