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NAS1122C1 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

NAS1122C1: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: FLAT CHAMFER, grip_length: 0.062 INCHES NOMINAL IN, head_height: 0.088 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-915-2602, 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
NAS1122C1
NSN: 5305-00-915-2602
FSC: 5305 — Screws
CAGE: 50568 — APCOM INC (USA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
head_styleFLAT CHAMFER
grip_length0.062 INCHES NOMINAL IN
head_height0.088 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN
head_diameter0.255 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
thread_length0.276 INCHES MINIMUM IN
surface_finish32.0 MICROINCHES THREADS
fastener_length0.323 INCHES MINIMUM AND 0.353 INCHES MAXIMUM IN
hardness_rating248.0 BRINELL STANDARD MINIMUM AND 321.0 BRINELL STANDARD MAXIMUM OVERALL
thread_directionRIGHT-HAND
NSN5305-00-915-2602
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NAS1122C1 · 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
•
SURFACE FINISH: 32.0 MICROINCHES THREADS
•
HEAD HEIGHT: 0.088 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.323 INCHES MINIMUM AND 0.353 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.276 INCHES MINIMUM IN
•
HARDNESS RATING: 248.0 BRINELL STANDARD MINIMUM AND 321.0 BRINELL STANDARD MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
HEAD HEIGHT0.088 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN
FASTENER LENGTH0.323 INCHES MINIMUM AND 0.353 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.276 INCHES MINIMUM IN
HARDNESS RATING248.0 BRINELL STANDARD MINIMUM AND 321.0 BRINELL STANDARD MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES IN
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NAS1122C1?
NAS1122C1 is a SCREW,CLOSE TOLERANCE.
What is the NSN for NAS1122C1?
NAS1122C1 is cataloged in the U.S. Government catalog under NSN 5305-00-915-2602. 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.