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1-PPM-3F37 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1-PPM-3F37: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN, fastener_length: 0.308 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, internal_drive_style: SLOT, nominal_thread_diameter: 0.990 INCHES IN, screw_surface_treatment: PASSIVATE. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-472-4541, 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
1-PPM-3F37
NSN: 5305-01-472-4541
FSC: 5305 — Screws
CAGE: 97852 — STAR STAINLESS SCREW CO (USA)
SPECIFICATIONS
head_stylePAN
fastener_length0.308 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.990 INCHES IN
screw_surface_treatmentPASSIVATE
thread_quantity_per_inch56
thread_series_designatorUNF
NSN5305-01-472-4541
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1-PPM-3F37 · 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
•
SCREW SURFACE TREATMENT: PASSIVATE
•
FASTENER LENGTH: 0.308 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.990 INCHES IN
•
HEAD STYLE: PAN
•
THREAD DIRECTION: RIGHT-HAND
•
INTERNAL DRIVE STYLE: SLOT
•
THREAD QUANTITY PER INCH: 56
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS
SCREW SURFACE TREATMENTPASSIVATE
FASTENER LENGTH0.308 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.990 INCHES IN
HEAD STYLEPAN
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLESLOT
THREAD QUANTITY PER INCH56
THREAD SERIES DESIGNATORUNF
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 1
9820136P001Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1-PPM-3F37?
1-PPM-3F37 is a SCREW,MACHINE.
What parts can replace 1-PPM-3F37?
There is 1 known substitute for 1-PPM-3F37: 9820136P001. Substitute compatibility should be verified for your specific system.
What is the NSN for 1-PPM-3F37?
1-PPM-3F37 is cataloged in the U.S. Government catalog under NSN 5305-01-472-4541. 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.