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373933 — COCK,POPPET DRAIN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

373933: COCK,POPPET DRAIN.

The COCK,POPPET DRAIN is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2A A, thread_length: 1.625 INCHES NOMINAL IN, style_designator: ACUTE ANGLE BEND, thread_direction: RIGHT-HAND, hook_inside_width: 0.125 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-455-6900, 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
373933
NSN: 5306-00-455-6900
NIINs: 004556900, 012630029
FSC: 5306 — Bolts
CAGE: 14892 — BENDIX CORP THE BRAKE AND STEERING DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2A A
thread_length1.625 INCHES NOMINAL IN
style_designatorACUTE ANGLE BEND
thread_directionRIGHT-HAND
hook_inside_width0.125 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
surface_treatmentDICHROMATE ZINC OVERALL
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch24
thread_series_designatorUNF
distance_from_inside_of_bend_to_shank_end8.141 INCHES MINIMUM AND 8.171 INCHES MAXIMUM IN
NSN5306-00-455-6900
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 373933 · 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
•
DISTANCE FROM INSIDE OF BEND TO SHANK END: 8.141 INCHES MINIMUM AND 8.171 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.625 INCHES NOMINAL IN
•
HOOK INSIDE WIDTH: 0.125 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: ACUTE ANGLE BEND
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
SURFACE TREATMENT: DICHROMATE ZINC OVERALL
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS
DISTANCE FROM INSIDE OF BEND TO SHANK END8.141 INCHES MINIMUM AND 8.171 INCHES MAXIMUM IN
THREAD LENGTH1.625 INCHES NOMINAL IN
HOOK INSIDE WIDTH0.125 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
STYLE DESIGNATORACUTE ANGLE BEND
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTDICHROMATE ZINC OVERALL
THREAD CLASS2A A
THREAD QUANTITY PER INCH24
MATERIALSTEEL OVERALL
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 373933?
373933 is a COCK,POPPET DRAIN.
What is the NSN for 373933?
373933 is cataloged in the U.S. Government catalog under NSN 5306-00-455-6900. 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.